diff --git a/programming.typ b/programming.typ
index e14e300..adf7d2c 100644
--- a/programming.typ
+++ b/programming.typ
@@ -200,6 +200,7 @@ G:GO_PI_FUNCTIONS
 B:sh Lessons
 M: "sh Lessons"
  :SH_RESERVED_WORDS "sh Reserved Words"
+ :SH_SELECTED_COMMANDS "sh Selected Commands"
 
 #
 # sh Reserved Words
@@ -231,3 +232,44 @@ Q:Repeat this lesson [Y/N] ?
 N:SH_MENU
 G:SH_RESERVED_WORDS
 
+#
+# sh Reserved Words
+#
+
+*:SH_SELECTED_COMMANDS
+B:sh Selected Commands
+T:              sh Selected Commands
+ :
+ :1:  echo  cat   tr     sort   uniq
+ :2:  cp    mv    rm     touch  mkdir   rmdir   find
+ :3:  grep  sed   awk    head   tail    wc
+ :4:  ps    kill  sleep  date   uptime  whoami  id
+ :5:  pwd   cd    env    exit   tee     yes
+ :
+ :                    31 words
+
+I:sh Selected Commands 1
+D:echo echo echo echo cat cat cat cat tr tr tr tr
+ :sort sort sort sort uniq uniq uniq uniq
+
+I:sh Selected Commands 2
+D:cp cp cp cp mv mv mv mv rm rm rm rm touch touch touch touch
+ :mkdir mkdir mkdir mkdir rmdir rmdir rmdir rmdir find find find find
+
+I:sh Selected Commands 3
+D:grep grep grep grep sed sed sed sed awk awk awk awk
+ :head head head head tail tail tail tail wc wc wc wc
+
+I:sh Selected Commands 4
+D:ps ps ps ps kill kill kill kill sleep sleep sleep sleep
+ :date date date date uptime uptime uptime uptime
+ :whoami whoami whoami whoami id id id id
+
+I:sh Selected Commands 5
+D:pwd pwd pwd pwd cd cd cd cd env env env env
+ :exit exit exit exit tee tee tee tee yes yes yes yes
+
+Q:Repeat this lesson [Y/N] ?
+N:SH_MENU
+G:SH_SELECTED_COMMANDS
+
diff --git a/sh.typ b/sh.typ
index 5b458b0..37a85de 100644
--- a/sh.typ
+++ b/sh.typ
@@ -6,6 +6,7 @@
 B:sh Lessons
 M: "sh Lessons"
  :SH_RESERVED_WORDS "sh Reserved Words"
+ :SH_SELECTED_COMMANDS "sh Selected Commands"
 
 #
 # sh Reserved Words
@@ -37,3 +38,44 @@ Q:Repeat this lesson [Y/N] ?
 N:SH_MENU
 G:SH_RESERVED_WORDS
 
+#
+# sh Reserved Words
+#
+
+*:SH_SELECTED_COMMANDS
+B:sh Selected Commands
+T:              sh Selected Commands
+ :
+ :1:  echo  cat   tr     sort   uniq
+ :2:  cp    mv    rm     touch  mkdir   rmdir   find
+ :3:  grep  sed   awk    head   tail    wc
+ :4:  ps    kill  sleep  date   uptime  whoami  id
+ :5:  pwd   cd    env    exit   tee     yes
+ :
+ :                    31 words
+
+I:sh Selected Commands 1
+D:echo echo echo echo cat cat cat cat tr tr tr tr
+ :sort sort sort sort uniq uniq uniq uniq
+
+I:sh Selected Commands 2
+D:cp cp cp cp mv mv mv mv rm rm rm rm touch touch touch touch
+ :mkdir mkdir mkdir mkdir rmdir rmdir rmdir rmdir find find find find
+
+I:sh Selected Commands 3
+D:grep grep grep grep sed sed sed sed awk awk awk awk
+ :head head head head tail tail tail tail wc wc wc wc
+
+I:sh Selected Commands 4
+D:ps ps ps ps kill kill kill kill sleep sleep sleep sleep
+ :date date date date uptime uptime uptime uptime
+ :whoami whoami whoami whoami id id id id
+
+I:sh Selected Commands 5
+D:pwd pwd pwd pwd cd cd cd cd env env env env
+ :exit exit exit exit tee tee tee tee yes yes yes yes
+
+Q:Repeat this lesson [Y/N] ?
+N:SH_MENU
+G:SH_SELECTED_COMMANDS
+