-ic c-- ccc cci cck cco ccp ccr cct ccv ci- cic cii cik cio cip cir cit civ ckc cki cko ckt co- coc coi cok coo cop cor cot cov cpc cpi cpk cpo cpp cpr cpt cpv crc cri crk cro crp crr crt crv ctc cti ctk cto ctp ctr ctt ctv cvc cvi cvk cvo cvp cvr cvt cvv i-v icc ici ick ico icp icr ict icv iic iii iio iip iir iit ikc iki ikk iko ikr ikt ikv io- ioc ioi ioo iop ior iot iov ipc ipi ipo ipp ipr ipt ipv ir- irc iri irk iro irp irr irt irv itc iti itk ito itp itt itv ivc ivi ivo ivp ivr ivt ivv k-t kcc kci kck kcp kcr kct kic kii kik kio kip kir kit kiv kkc kki kkk kkp kkr kkt kkv koc koi kok koo kop kor kot kpc kpi kpk kpo kpp kpr kpt kpv krc kri krk kro krp krr krt krv ktc ktk kto ktp ktr ktt ktv kvi kvk kvo kvp kvr kvv o-i oc- occ oci ock oco ocp ocr oct ocv oic oii oik oio oip oir oit oiv okc oki okk oko okp okr oo- ooc ooi ook ooo oop oor oot oov op- opc opi opk opo opp opr opt opv or- orc ori ork oro orp orr ort orv ot- otc oti otk oto otp otr ott otv ov- ovc ovi ovo ovp ovv p-p pcc pci pck pco pcp pcr pct pcv pic pii pik pio pip pir pit piv pkc pki pko pkp pkr pkt poc poi pok poo pop por pot pov ppc ppi ppk ppo ppp ppr ppt ppv prc pri prk pro prp prr prt prv pt- ptc pti ptk pto ptp ptr ptt ptv pvc pvi pvk pvo pvp pvr pvt pvv rcc rci rco rcp rcr rct rcv ric rii rik rio rip rir rit riv rkc rkk rko rkp rkt rkv roc roi rok roo rop ror rot rov rpc rpi rpk rpo rpp rpr rpt rpv rrc rri rrk rrp rrr rrt rtc rti rtk rto rtp rtr rtt rtv rvc rvi rvo rvp rvr rvt rvv tcc tci tck tco tcp tcr tct tcv tic tii tik tio tip tir tit tiv tkc tkk tko tkp tkr tkt to- toc toi tok too top tor tot tov tpc tpi tpk tpo tpp tpr tpt tpv trc tri trk tro trp trr trt trv ttc tti ttk tto ttp ttr ttt ttv tvc tvi tvk tvo tvp tvr tvt vcc vci vco vcp vcr vct vi- vic vii vik vio vip vir vit viv vkp vkt voc voi vok voo vop vor vot vov vpc vpi vpk vpo vpp vpr vpt vrc vri vrk vrp vrr vrt vtc vti vtk vto vtr vtt vtv vvc vvi vvo vvr vvt vvv