oots osgi oshi osho oshs osii osik osis oski osli oslo osoi osoo osos ossb ossi osso osti osts otbs otho oths otis otit oto- otog otoh otok otoo otos otsg otso otti otto otts s-ib s-ii s-os sbbs sbhk sbhs sbig sbot sbsi sbst sbtk sggg sggs sghs sgio sgls sgsh sgss sgts shbs shbt shhh shhs shib shig shih shii shik shil shio shis shit shl- shls shog shok shoo shos shot shtg shts sibi sibo sibs sigg sigh sigi sigo sigs sihi sihk sihl sihs siht siik siit sikh siki siko siks sil- sili silk sill silo sils silt siol sios siot sish sisi sisk siss sist sit- sith siti sito sits sitt skhs skig skik skil skio skis skit skog skol skot skss sl-i slhs slib slig slik slit slob slog sloh sloo slos slot slst slts sobo sobs sobt sogh sogi sogo sogs sohh sohl soho sohs soik soil sois soit soki sokk soko solh soli solk soll solo sols solt soog sook sool soos soot sosh sosi soso soss sost soth sotk sotl soto sots ssgs ssgt sshl sshs ssis ssit sslt ssot sssb sssh sssi ssss sstb ssth sstl ssts stbs sthg sths stib stig stih stik stil stio stis stit stks stlg stlh stlo stlt stob stog stok stol stoo stos stot stsi stss tbbs tbgs tbhs tbil tbit tbst tghs tgts thbs thi- thig thik thil thio this thog thoo thos thot thss thtb thts tibi tibs tigh tigi tigs tiht tiit tiki tiko tilh till tilo tils tilt tios tisb tish tisi tiso tiss tist tith titi tito tits titt tkkg tkol tkos tkts tlik tlli tlos tobi tobo tobs tobt togh togo togs togt tohi toho toil tois toit toki toko tol- toli tolk toll tolo tolt tooh took tool toos toot tosb tosh tosi tosk toso toss tost toth toti toto tots tott tsgt tshb tshi tshs tsig tsis tsks tsob tsoi tsol tsos tssg tssi tsst tsts ttbb ttkg ttss tttt