-ic c-- ccc cci cck cco ccr ccu ccv ci- cic cii cik cio cir ciu civ ckc cki cko co- coc coi cok coo cor cou cov crc cri crk cro crr cru crv cuc cui cuk cuo cur cuu cuv cvc cvi cvk cvo cvr cvu cvv i-v icc ici ick ico icr icu icv iic iii iio iir iiu ikc iki ikk iko ikr iku ikv io- ioc ioi ioo ior iou iov ir- irc iri irk iro irr iru irv iu- iuc iui iur ivc ivi ivo ivr ivu ivv kcc kci kck kcr kcu kic kii kik kio kir kiu kiv kkc kki kkk kkr kku kkv koc koi kok koo kor kou krc kri krk kro krr kru krv kuc kui kuk kur kuu kvi kvk kvo kvr kvv o-i oc- occ oci ock oco ocr ocu ocv oic oii oik oio oir oiu oiv okc oki okk oko okr oku oo- ooc ooi ook ooo oor oov or- orc ori ork oro orr oru orv ou- ouc oui ouk ouo our ov- ovc ovi ovo ovv rcc rci rco rcr rcu rcv ric rii rik rio rir riv rkc rkk rko rku rkv roc roi rok roo ror rou rov rrc rri rrk rrr rru ruc rui ruk ruo rur ruu ruv rvc rvi rvo rvr rvu rvv ucc uci uck uco ucr ucu ucv uic uii uio uir uiu ukc uki ukk ukr uku uoc uok uoo uor ur- urc uri urk uro urr uru uuc uur uuu uvc uvo uvu uvv vcc vci vco vcr vcu vi- vic vii vik vio vir viu viv voc voi vok voo vor vou vov vrc vri vrk vrr vru vuk vur vuv vvc vvi vvo vvr vvv