-ic c-- ccc ccg cci cck cco ccr ccv cgc cgg cgi cgo cgr cgv ci- cic cig cii cik cio cir civ ckc cki cko co- coc cog coi cok coo cor cov crc crg cri crk cro crr crv cvc cvg cvi cvk cvo cvr cvv gcc gcg gci gck gco gcr ggc ggg ggi ggo ggr ggv gic gig gii gik gio gir giv gko goc gog goi gok goo gor gov grc grg gri grk gro grr grv gvc gvg gvi gvk gvo gvr i-v icc icg ici ick ico icr icv igc igg igi igk igo igr iic iii iio iir ikc iki ikk iko ikr ikv io- ioc iog ioi ioo ior iov ir- irc irg iri irk iro irr irv ivc ivg ivi ivo ivr ivv kcc kcg kci kck kcr kgc kgi kgo kgv kic kig kii kik kio kir kiv kkc kki kkk kkr kkv koc kog koi kok koo kor krc krg kri krk kro krr krv kvi kvk kvo kvr kvv o-i oc- occ ocg oci ock oco ocr ocv ogc ogg ogi ogo oic oii oik oio oir oiv okc okg oki okk oko okr oo- ooc oog ooi ook ooo oor oov or- orc org ori ork oro orr orv ov- ovc ovi ovo ovv rcc rcg rci rco rcr rcv rgc rgg rgi rgk rgo rgr rgv ric rig rii rik rio rir riv rkc rkg rkk rko rkv roc rog roi rok roo ror rov rrc rrg rri rrk rrr rvc rvg rvi rvo rvr rvv vcc vci vco vcr vgc vgg vgo vgr vi- vic vig vii vik vio vir viv vkg voc vog voi vok voo vor vov vrc vrg vri vrk vrr vvc vvg vvi vvo vvr vvv