-th c-- ccc cch cck cco ccr ccs cct ccu ch- chc chh chk cho chq chr chs cht chu ckc ckh cko cks ckt co- coc coh cok coo coq cor cos cot cou cqc cqo cqs cqt crc crh crk cro crq crr crs crt cru csc csh csk cso csq csr css cst csu ctc cth ctk cto ctq ctr cts ctt ctu cuc cuh cuk cuo cuq cur cus cut cuu hcc hch hck hco hcr hcs hct hhc hhh hhk hho hhr hhs hht hhu hkh hkk hko hkr hks hkt hku hoc hoh hok hoo hor hos hot hou hqs hr- hrc hrh hrk hro hrr hrs hrt hru hsc hsh hsk hsq hsr hss hst hsu htc hth htk hto htr hts htt huc huh huk huo huq hur hus hut huu k-t kcc kch kck kcr kcs kct kcu khh khk kho khr khs khu kkc kkh kkk kkr kks kkt kku koc koh kok koo kor kos kot kou krc krk kro krr krs krt kru ksc ksh ksk kso ksr kss kst ksu ktc kth ktk kto ktr kts ktt ktu kuc kuh kuk kur kus kut kuu oc- occ och ock oco ocr ocs oct ocu ohc ohh oho ohq ohr ohs oht ohu okc okk oko okr oks oku oo- ooc ooh ook ooo oor oos oot oqo or- orc orh ork oro orr ors ort oru os- osc osh osk oso osq osr oss ost osu ot- otc oth otk oto otr ots ott otu ou- ouc ouh ouk ouo our ous out qcc qco qcs qct qhc qhs qoo qor qos qqk qqq qqu qrc qrh qrs qrt qru qsc qso qsr qst qtc qto qtq qtr qts qu- quh quo qur qus qut rcc rch rco rcr rcs rct rcu rh- rhc rhh rho rhr rhs rht rhu rkc rkk rko rks rkt rku roc roh rok roo ror ros rot rou rqc rqs rrc rrh rrk rrq rrr rrs rrt rru rsc rsh rsk rso rsq rsr rss rst rsu rtc rtk rto rtq rtr rts rtt rtu ruc ruh ruk ruo rur rus rut ruu scc sch sck sco scr scs sct scu sh- shc shh shk sho shr shs sht shu sk- skc skh skk sko skq skr sks skt sku soc soh sok soo soq sor sos sot sou sqq sqr sqs sr- src srh srk sro srq srr srs srt ss- ssc ssh ssk sso ssq ssr sss sst ssu stc sth stk sto stq str sts stt stu suc suh suk suo suq sur sus sut suu tcc tch tck tco tcr tcs tct tcu th- thc thh thk tho thq thr ths tht thu tkc tkk tko tkr tks tkt to- toc toh tok too toq tor tos tot tou tqo trc trh trk tro trq trr trs trt tru tsc tsh tsk tso tsq tsr tss tst tsu ttc tth ttk tto ttr tts ttt ttu tuc tuh tuk tuo tur tus tut tuu ucc uch uck uco ucr ucs uct ucu uhc uhh uho uhq uhr uhs uht uhu ukc ukk ukr uku uoc uok uoo uor uos uot ur- urc urk uro urr urs urt uru usc ush usk uso usr uss ust usu utc uth utk uto utr uts utt utu uuc uur uus uut uuu