c-cd cccc cccf ccci ccdc ccdf ccdh ccdi ccdr ccfc ccfd ccff ccfi cchr ccic ccid ccii ccir ccoc ccod ccrc ccrf ccri cd-r cddr cdic cdii cdio cfcf cfco cffr cfor chch chci chdi chfc chfi chfr chic chid chif chih chir choc chod choh choi choo chor chrc chrd chrf chro chrr cicc cich cici cico cicr cidc cidi cidr ciff cihr ciid ciii cior circ cirh ciri ciro cirr coch coco codd codi cofc coff cofi coho coif coir cood coof cooh cor- corc cord corf cori coro corr crcc crcr crdc crfc cric crif croc crod croh croo cror dccc dcci dcfc dcii dcio dddd ddoc ddrc dfcc dfco dfrf dfri dhfc dhod dhor dich dici dico didi dido dif- diff diii dioc dior dird dirr doch doci doco dod- dodd dodi dodo doff dohc dohr doid dood doof door dorc dord dorf dori doro dorr drfc dric drif drih drod drof droh fccf fcch fcic fcii fdic fdoc ffcc ffff ffii ffrr fhci ficc fich fico fidc fidf fido fifc fiff fifi fifo fiii fior foch foci foco fofo fohr foid food foof for- ford fori foro forr frcc frfc fric frid frio froh h-ii hccc hcch hcdr hcfc hchi hcrd hdci hdfc hdif hdoc hdod hdri hhhh hhof hi-c hicc hich hico hidi hiff hifh hifi hifo hifr hihc hihi hiho hioc hird hirf hiri hiro hoch hocr hodh hodi hodr hoff hoho hoid hoif hoir hood hoof hoor horc hord hori horo horr hrdc hrfc hrid hrod hrrc iccc iccf icci icco iccr icdc icdd ichc ichd ichi icho ichr icoc icod icor icrc icrf icrr idcr iddo idfc idic idid idio idir idoc idrc idrf idro ifcd ifco ific ifid ifor ifrf ifri ihcc ihdr ihrc ihrd iicd iiii iiio iioi iioo iirc ioci iod- iodd iodo iofc ioii ioio ioof iooi iooo iori ircc ircd irdc irdo iri- iric irid irio iroc irod iroh irrc irri occc occi ochi ocro ocrr odci oddd oddi odic odio odir odoh odoo odor ofcr ofdr off- offc offh offo offr ofid ofor ohcc ohhi ohho ohid ohif ohio ohoh oici oido oiii oocr oodi ooff ooho ooid oooh oooo oord orch orci orco ordo orff orfi ori- oric orid orif orio oro- orof oror orri orro rccc rcdc rcfc rcic rcid rcrd rdio rdoc rfdi rffc rfic rfid rhio rhoc rhod rhoh ricc rich rico ridc ridd ridi rido riff riho riif riri rocc roch roco rodd rodi rodo rofc roff rofo rohr roid roif roio roir rood roof rooi roor rorc rori roro rrfc rrif rrrr