mmmm mmms mmst mmts momo moms moop moos moot mopp mops moso moss most motm moto mots mott mppp mpps mpst mptp msmm msms msop mspp mssm mssp msst mstp msts mtom mtss mtst mtts omo- omoo omps ompt ooms oooo ooos oops oost ootp oots opms opo- opos oppo opps opsm opto opts osm- osmo osoo osos ospm osso osts oto- otoo otos otpp otso otto otts pmmp pmos pmpm pmpo pmts pomo pomp poms poop poos poot pop- popo popp pops popt poso poss post poto pots pott ppms ppos pppo pppp ppps ppss ppts pptt psos pspp psps pssm psso psst psts ptmp ptms ptop s-os smos smot smps smsp smss smtp somm somo soom soop soos soot sopo sopp sops soso soss sost sotm soto sotp sots spms spmt spoo spop spos spot spps spso spsp spss spst spto spts ssop ssot sspo ssps sspt sssm ssss sstp ssts stmp stms stmt stom stoo stop stos stot stpp stps stsm stss t-mo tmos tmps tmsp tmtt tomm tomo tomp toms tomt toom toos toot top- topo topp tops topt toso toss tost totm toto tots tott tpms tpmt tppp tptp tsmp tsom tsop tsos tspo tsps tspt tssm tsst tstm tsts ttms ttop ttss tttt