V4/usr/man/man0/tocx6

Find at most related files.
including files from this version of Unix. 
.xx "azel" "obtain satellite predictions"
.xx "bj" "the game of black jack"
.xx "cal" "print calendar"
.xx "chess" "the game of chess"
.xx "cubic" "three dimensional tic-tac-toe"
.xx "hyphen" "find hyphenated words"
.xx "m6" "general purpose macro processor"
.xx "maze" "generate a maze problem"
.xx "moo" "guessing game"
.xx "ov" "overlay pages"
.xx "ptx" "permuted index"
.xx "sky" "obtain ephemerides"
.xx "spline" "interpolate smooth curve"
.xx "tmg" "compiler-compiler"
.xx "ttt" "tic-tac-toe"
.xx "yacc" "yet another compiler-compiler"