-ic -ji c-- c-j ccc cci ccj cck cco ccr cct ci- cic cii cij cik cio cir cit cjc cjk cjr ckc cki cko ckt co- coc coi coj cok coo cor cot crc cri crj crk cro crr crt ctc cti ctk cto ctr ctt icc ici icj ick ico icr ict iic iii iij iio iir iit ijc iji ijk ijo ijt ikc iki ikk iko ikr ikt io- ioc ioi ioj ioo ior iot ir- irc iri irj irk iro irr irt itc iti itj itk ito itt j-i jcc jci jck jco jcr jct jic jii jij jio jir jit jjc jjj jjk jjr jkk jko jkr jkt joc joi joj jok joo jor jot jrc jri jrk jro jrr jrt jtc jti jtk jtr jtt k-t kcc kci kck kcr kct kic kii kij kik kio kir kit kjc kji kjr kkc kki kkk kkr kkt koc koi kok koo kor kot krc kri krk kro krr krt ktc ktj ktk kto ktr ktt o-i oc- occ oci ocj ock oco ocr oct oic oii oik oio oir oit ojc oji ojo okc oki okj okk oko okr oo- ooc ooi ook ooo oor oot or- orc ori ork oro orr ort ot- otc oti otk oto otr ott rcc rci rcj rco rcr rct ric rii rik rio rir rit rjc rjk rjr rkc rkk rko rkt roc roi roj rok roo ror rot rrc rri rrk rrr rrt rtc rti rtj rtk rto rtr rtt tcc tci tcj tck tco tcr tct tic tii tik tio tir tit tjc tji tjo tjr tkc tkk tko tkr tkt to- toc toi toj tok too tor tot trc tri trk tro trr trt ttc tti ttk tto ttr ttt