-ic c-- ccc cci cck ccn cco ccr ccv ci- cic cii cik cin cio cir civ ckc cki cko cn- cnc cni cnn cno cnr cnv co- coc coi cok con coo cor cov crc cri crk crn cro crr crv cvc cvi cvk cvn cvo cvr cvv i-v icc ici ick icn ico icr icv iic iii iin iio iir ikc iki ikk iko ikr ikv in- inc ini ink inn ino inr inv io- ioc ioi ion ioo ior iov ir- irc iri irk irn iro irr irv ivc ivi ivo ivr ivv kcc kci kck kcn kcr kic kii kik kin kio kir kiv kkc kki kkk kkn kkr kkv kn- knc kni knk knn kno knr koc koi kok kon koo kor krc kri krk krn kro krr krv kvi kvk kvn kvo kvr kvv n-i ncc nci nck ncn nco ncr ncv nic nii nik nin nio nir niv nkc nki nkk nkn nko nkr nnc nni nnk nnn nno nnv no- noc noi nok non noo nor nov nrc nri nrk nrn nro nrr nrv nvc nvi nvk nvn nvv o-i oc- occ oci ock ocn oco ocr ocv oic oii oik oin oio oir oiv okc oki okk oko okr on- onc oni onk onn ono onr oo- ooc ooi ook oon ooo oor oov or- orc ori ork orn oro orr orv ov- ovc ovi ovo ovv rcc rci rcn rco rcr rcv ric rii rik rin rio rir riv rkc rkk rko rkv rnc rni rnn rno rnr rnv roc roi rok ron roo ror rov rrc rri rrk rrn rrr rvc rvi rvn rvo rvr rvv vcc vci vcn vco vcr vi- vic vii vik vin vio vir viv vn- vni vno vnr vnv voc voi vok von voo vor vov vrc vri vrk vrn vrr vvc vvi vvo vvr vvv