cccc cccl cchl cchr cclc ccnc ccnr ccoc ccrc ccrl chch chlc chln chlr chnc chnl chno chnr choc choh chol chon choo chor chrc chrn chro chrr clon cloo clor clro cnco cnoh cnrc cnrr coch coco cohn coho col- coll coln colo con- conc conn cono cooh cool coon cor- corc corl corn coro corr crcc crcr croc croh crol cron croo cror hccc hcch hhcl hhhh hoch hocn hocr hohl hohn hoho hol- holc holh holl holn holo hono hool hoon hoor horc horl horn horo horr hron hrrc lccc lchc lchr lcor lcrl lhhh lhor llcc lllc llll lloc lloo lncr locc loch locn loco lohn loho lohr loll lolo lono lonr looc lool loon loor lorn loro lroc lron lrrc lrrr nccc nccn nccr nchc nclc ncln nclr ncnc ncoc ncor ncrc nhcc nhhl nhnn nhon nhrc nlcc nnnn noch nocl noco nohn noho noll nolo non- nonn nono noo- nool noon nooo noor nor- norc norn noro norr nroc nron nrrc nrrl occc occn oclc ocon ocrl ocro ocrr ohcc ohho ohno ohoh ohrn olcc ollo olon olor onc- onco onno onon onor oocr ooho oolo oooh oooo orch orco orlo ornc orno oro- oron oror orro rccc rcnl rcnr rcon rhoc rhoh rhon rnco rnhl rocc roch roco rohl rohn rohr roll rolo ronc rono rool roon roor rorc roro rrrr