c-cd cccc cccl ccdc ccdh cchl cclc ccoc ccod cctc cctl cctt cddl cdot chch chlc chlt choc chod choh chol choo chto chtt clcd cldc clod cloo clot cltc coch coco coct codd codl coho col- cold coll colo colt cood cooh cool coot cotc coth coto cott ctol ctot dccc dccl dcct dctc dddd ddlc ddoc ddot dhod dhol dlco doch doco doct dod- dodd dodo dohc dohl dold doll dolo dolt dood dool doot dotd doth doto dott dtcc dthd dtot hccc hcch hdoc hdod hdtt hhcl hhhh hlod hoch hodh hohl hoho hol- holc hold holh holl holo holt hood hool hoot hotd hoth hotl hoto hott htcc htoh htol lccc lcdd lchc lctl lcto lhhh llcc lldc lllc llll lloc llod lloo locc loch loco lodh loho lold loll lolo looc lood lool loot lotd loth lotl loto lott ltcc lttc occc occt ocht oclc oct- octo oddd odoh odoo odot ohcc ohho ohoh ohto olcc oldh ollo olot ooho oold oolo oooh oooo otcd otcl otho oto- otoh otoo otto tccc tcdd tch- tchh tcho tctc thch thoo thot tlco toch toco todd todo todt toho tol- told toll tolo tolt tood tooh tool toot totc totd toth toto tott tttt