sitt situ siui sium sius siut smin smis smit smon smos smot smps smsn smsp smss smti smtn smtp smtu smus smut snib snip snit snmp snns snob snom snoo snop snos snot snpo snpp snub snum snus sobo sobp sobs sobt sobu soim soin sois soit somb somi somm somn somo son- soni sono sons sont sonu soom soon soop soos soot sopi sopo sopp sops sopu sosi soso soss sost sotm sotn soto sotp sots sotu soum soun soup sous sout spib spim spin spio spip spis spit spmi spms spmt spns spon spoo spop spos spot spps spso spsp spss spst sptb spto spts spui spun spus sput ssbn ssin ssis ssit ssns ssop ssot sspo ssps sspt sssb sssi sssm ssss sstb sstp ssts stbs stib stim stio stip stis stit stmp stms stmt stnn stns stob stom ston stoo stop stos stot stou stpp stps stsi stsm stss stub stum stun stup stus stut sub- subb subi subm subo subs suin suio suis suit sum- sumi sumo sump sums sumu sun- sunb suni sunn suno suns sunt sunu suos sup- supo supp sups supt sus- susi suso susp suss sust susu suti suto sutu suum suus t-mo tbbs tbit tbsp tbst tbtp tibi tibs tibu tiit tiiu timi timm timn timo timp tims timu tini tinn tino tins tint tinu tion tiop tios tiou tip- tipi tipo tipp tips tipt tipu tisb tisi tism tiso tiss tist titi tito titp tits titt titu tium tmnt tmos tmou tmps tmsi tmsp tmtt tnsp tnts tnut tobi tobo tobs tobt tobu tois toit tomb tomi tomm tomo tomp toms tomt tonb toni tonn tono tons tonu toom toon toos toot top- topi topo topp tops topt topu tosb tosi toso toss tost tosu toti totm toto tots tott toui toum toun toup tous tout tpms tpmt tpon tppp tptp tput tsin tsis tsmp tsob tsoi tsom tsop tsos tsou tspn tspo tsps tspt tssi tssm tsst tstm tsts tsui tsum tsun tsup ttbb ttim ttms tton ttop ttss tttt tubb tubo tubs tubu tuim tuin tuis tuit tuiu tumb tumi tump tums tumu tunb tuni tunn tuno tuns tunu tuos tupi tupo tups tupu tusi tusm tuss tust tuti tuto tuts tutt tutu tuum tuuo ubbi ubbo ubii ubis ubit ubon ubos uims uint uipi uist uits umb- umbi umbo umit ummo umms umno umps umsp umsu umts umus umut uni- unii unin unio unis unit unni unno unns unon unop unos unps uns- unso unst untb unto unts unum unus unut uomo upim upin upis upnp upon upos uppp uppu upsi upto upup usbs usim usin usip usis usmm usmp usms usno usnu usoi usos uspo uspp usps ussb usss usst ussu ustb usti ustm usto ustp usts usui usun usus utin utis utmb utmp utti utto uttu uuni uuno uusi uuuu