a-ya a-yo aaaa aaac aaas aaca aacc aaco aacs aact aacy aaoo aasa aasc aass aast aata aatc aatt ac-t acaa acac acas acat acca accc acco accs acct accy acoa acos acot acoy acsa acsc acss acst acta actc acto acts actt aoca aocs aoss aotc asaa asac asao asas asat asay asc- asca ascc asco asct asoc asos asot assa assc asso asss asst assy asta astc asto asts asty asya at-t ataa atac atas atat atay atca atcc atco atcs atoc atos atot atoy atsc atst atta atto atts atty atya atys ay-o ayao ayas ayat ayay ayca ayoo ayos ayot ayta ayto ayya caaa caac caas caat cac- caca cacc caco caos casa casc caso cass cast cat- cata catc cato cats catt caty cayo cays ccaa ccac ccas ccat ccca cccc cccs ccoc ccsa ccss ccst cctc cctt coas coat coca coco coct coos coot cosa cosc coso coss cost cosy cota cotc coto cots cott coty coya coyo coys coyt csaa csac csao csas csat cscc csco cscs csos csot cssa csta cstc csto csts csys ctca ctos ctot ctsa ctsc ctss ctta ctts cya- cyaa cyc- cyca cycc cycs cyoa cyst cyt- cyta cyto cyy- cyyc oasc oass oast oasy oats oaty ocac ocas ocat occa occc occt ocos ocsa oct- octa octo octs octy ocys ooaa oooo ooos oosa oost oots ooty osas osat osay osca oscc osco osoo osos ossa osso ossy osta ostc osts osyt otac otas otay oto- otoo otos otoy otsa otso otta otto otts oyas oyss oyst s-os sa-c saac saas saat saca sacc saco sacs sact sacy saos sasa sasc saso sass sast sata satc sato sats satt saya sayo says scaa scac scas scat scay sccc sccs scct sccy scoo scot scsa scsc scso scst sctc scto scts soas soat soay soca soco socs socy soos soot sooy sosa soso soss sost sota sotc soto sots soya soyo soys soyt ssaa ssac ssao ssas ssat ssca sscc sscs ssoc ssot sssa sssc ssss ssta sstc ssts stac stas stat stay stca stcc stcs stoa stoo stos stot stoy stss sttc stys syco syso syss syst sytt taa- taas taat taca tacc taco tacs tact tacy taoa taos tasa tasc tass tast tasy tata tato tats tatt taty taya tayo tays tayt tayy tcca tccc tcos tctc tcts to-y toas toat toay toca toco tooa toos toot tosa tosc toso toss tost tosy tota totc toto tots tott toty toya toyo toys toyt tsaa tsao tsat tsca tscc tsos tsoy tssa tsst tstc tsts tsys ttoy ttss tttt ttys tyas tyco tysa tyss tyst tyta tyto tytt tyty yaas yacc yaco yacy yasa yaso yass yast yata yats yaya yayo yays ycao ycat yccc yctc yoot yoso yost yota yott yoyo ysay ysco ytay yyyy