-ic c-- ccc cci cck cco ccr ccs cct ccu ccv ci- cic cii cik cio cir cis cit ciu civ ckc cki cko cks ckt co- coc coi cok coo cor cos cot cou cov crc cri crk cro crr crs crt cru crv csc csi csk cso csr css cst csu csv ctc cti ctk cto ctr cts ctt ctu ctv cuc cui cuk cuo cur cus cut cuu cuv cvc cvi cvk cvo cvr cvs cvt cvu cvv i-v icc ici ick ico icr ics ict icu icv iic iii iio iir iis iit iiu ikc iki ikk iko ikr iks ikt iku ikv io- ioc ioi ioo ior ios iot iou iov ir- irc iri irk iro irr irs irt iru irv is- isc isi isk iso isr iss ist isu isv itc iti itk ito its itt itu itv iu- iuc iui iur ius iut ivc ivi ivo ivr ivs ivt ivu ivv k-t kcc kci kck kcr kcs kct kcu kic kii kik kio kir kis kit kiu kiv kkc kki kkk kkr kks kkt kku kkv koc koi kok koo kor kos kot kou krc kri krk kro krr krs krt kru krv ksc ksi ksk kso ksr kss kst ksu ksv ktc ktk kto ktr kts ktt ktu ktv kuc kui kuk kur kus kut kuu kvi kvk kvo kvr kvs kvv o-i oc- occ oci ock oco ocr ocs oct ocu ocv oic oii oik oio oir ois oit oiu oiv okc oki okk oko okr oks oku oo- ooc ooi ook ooo oor oos oot oov or- orc ori ork oro orr ors ort oru orv os- osc osi osk oso osr oss ost osu osv ot- otc oti otk oto otr ots ott otu otv ou- ouc oui ouk ouo our ous out ov- ovc ovi ovo ovs ovv rcc rci rco rcr rcs rct rcu rcv ric rii rik rio rir ris rit riv rkc rkk rko rks rkt rku rkv roc roi rok roo ror ros rot rou rov rrc rri rrk rrr rrs rrt rru rsc rsi rsk rso rsr rss rst rsu rsv rtc rti rtk rto rtr rts rtt rtu rtv ruc rui ruk ruo rur rus rut ruu ruv rvc rvi rvo rvr rvs rvt rvu rvv scc sci sck sco scr scs sct scu scv sic sii sik sio sir sis sit siu siv sk- skc ski skk sko skr sks skt sku soc soi sok soo sor sos sot sou sov sr- src sri srk sro srr srs srt srv ss- ssc ssi ssk sso ssr sss sst ssu ssv stc sti stk sto str sts stt stu stv suc sui suk suo sur sus sut suu suv svc svi svk svo svr svs svt svu svv tcc tci tck tco tcr tcs tct tcu tcv tic tii tik tio tir tis tit tiu tiv tkc tkk tko tkr tks tkt to- toc toi tok too tor tos tot tou tov trc tri trk tro trr trs trt tru trv tsc tsi tsk tso tsr tss tst tsu tsv ttc tti ttk tto ttr tts ttt ttu ttv tuc tui tuk tuo tur tus tut tuu tuv tvc tvi tvk tvo tvr tvs tvt tvu ucc uci uck uco ucr ucs uct ucu ucv uic uii uio uir uis uit uiu ukc uki ukk ukr uku uoc uok uoo uor uos uot ur- urc uri urk uro urr urs urt uru usc usi usk uso usr uss ust usu usv utc uti utk uto utr uts utt utu utv uuc uur uus uut uuu uvc uvo uvs uvu uvv vcc vci vco vcr vcs vct vcu vi- vic vii vik vio vir vis vit viu viv vkt voc voi vok voo vor vos vot vou vov vrc vri vrk vrr vrs vrt vru vsc vsi vsk vso vsr vss vst vsu vsv vtc vti vtk vto vtr vts vtt vtu vtv vuk vur vus vut vuv vvc vvi vvo vvr vvs vvt vvv