cccc cchr cchy ccnc ccnr ccny ccoc ccrc chch chnc chno chnr choc choh chon choo chor choy chrc chrn chro chrr chy- chyc chyn cnco cnoh cnrc cnrr coch coco cohn coho con- conc conn cono cony cooh coon cor- corc corn coro corr cory coyn coyo coyr crcc crcr croc croh cron croo cror croy cry- cryn cryo cyc- cycc cyn- cyno cyon cyy- cyyc cyyn hccc hcch hhhh hnny hoch hocn hocr hohn hoho hono hony hoon hoor horc horn horo horr hory hron hrrc hyo- hyon nccc nccn nccr nchc ncnc ncoc ncor ncrc nhcc nhnn nhon nhrc nnnn noch noco nohn noho non- nonn nono noo- noon nooo noor nor- norc norn noro norr nory noyo nroc nron nrrc nycc nyco nycy nyny nyon nyro occc occn ocon ocro ocrr ohcc ohho ohno ohoh ohrn ohyo onc- onco onno onon onor onoy oocr ooho oooh oooo oory orch orco ornc orno orny oro- oron oror oroy orro orry oych oyon rccc rcnr rcon rcyc rhoc rhoh rhon rnco rocc roch roco rohn rohr rohy ronc rono rony roon roor rorc roro rory royn rrrr rych rynn ryoh ryon yccc ycch yhon ynch ynoh ynon yoch yohn yoho yono yoon yorn yoro yory yoyn yoyo yrho yron yryn yyyy