cccc ccci cccu ccic ccii ccir ccnc ccni ccnr ccnu ccoc ccrc ccri ccuc cicc cici cico cicq cicr cicu ciii cin- cinc cini cino cinq cion cior circ ciri ciro cirr ciuc cnci cnco cnic cnrc cnrr coco cocu coin coir con- conc coni conn cono coon cor- corc cori corn coro corr coun cour crcc crcr cric crin criu croc cron croo cror crun cucc cuci cucn cucq cui- cuin cuir cuno cuon curi curn curo curr i-no iccc icci iccn icco iccr iccu icnc icoc icon icor icrc icrr icru iiii iiio iino iioi iioo iirc iiuc inci inco incr inni inno innr innu ino- inoi inon inor inou inri inro inui inun ioci ioii ioio ioni ionn iono iooi iooo iori ioun iqor ircc ircu iri- iric irin irio iroc iron irrc irri irun iucc iuiu iuno n-ii nccc ncci nccn nccr nccu ncnc ncoc ncor ncrc ncri ncrq nicc nici nico nicu niir niiu nini nino nion nioo niou niro niru niur nnnn noci noco noin noio noir non- noni nonn nono nonu noo- noon nooo noor nor- norc nori norn noro norr noun nour nric nroc nron nrrc nuci nucu nuin nunc nunn nuno nuoc nuon nurc nuri nurn nurr nuru occc occi occn ocin ocon ocro ocrr ocur oici oiii oion onc- onco onic onir onni onno onon onor onur oocr oooo oqui orci orco ori- oric orin orio ornc orni orno oro- oron oror orri orro oucc ouii ouin ouir oun- our- ourn ouro ouu- qiru qqqq qrio qucu quic quin quir quni qunu quoc quoi quon quor quri quro quu- rccc rcic rcnr rcon ricc rico riin rinn rino rion riou riqq riri rnco rnin rocc roco roin roio roir roiu ronc roni rono rooi roon roor rorc rori roro roru roun rrrr rrun ruci ruin runc runi runn runo rurc ruri ruro ruru ruun ucci ucin ucio ucon ucrc uirr uncc unci unco uni- unic unii unin unio uniq unir unni unno unon unro uocc uor- uqcc urci uric urin uriu urni uro- uroo urri urun uruq urur uuni uuno uuoc uuri uuuu