SUBPROGRAM

ab ag am ar as ba bo go ma mo mu om op or os pa so um up us

abo abs ago ags amp amu apo arb arm ars asp bag bam bap bar bas boa bog bop bos bra bro brr bug bum bur bus gab gam gap gar gas goa gob gor gos gum mag map mar mas moa mob mog mop mor mos mug mus oar oba oms ops ora orb ors our pam par pas pom pro pub pug pur pus rag ram rap ras rob rom rub rug rum sab sag sap sau sob som sop sou spa sub sum sup ump upo ups urb urp

abos ambo amps amus apos arbs arms arum bags bams baps barm bars boar boas bogs bops bora brag bras bros bugs bump bums bura burg burp burr burs gabs gamb gamp gams gaps garb gars gasp gaum gaur goas gobs gorm gorp grab gram grub grum guar gums mags maps mars moas mobs mogs mops mora mors mugs mura murr oars obas ogam opus orbs orra osar ours pams parr pars poms pour pram prao prau proa prog prom pros pubs pugs puma purr purs rags ramp rams raps rasp roam roar robs romp roms roup rubs ruga rugs rump rums sago samp smog smug soap soar soba soma sora sorb soup sour spam spar spur suba sumo sump sura umbo umps upas urbs urps ursa