c-- ccc cck ccn cco ccr ccs cct ccu ckc cko cks ckt cn- cnc cnn cno cnr cns cnt cnu co- coc cok con coo cor cos cot cou crc crk crn cro crr crs crt cru csc csk csn cso csr css cst csu ctc ctk ctn cto ctr cts ctt ctu cuc cuk cun cuo cur cus cut cuu k-t kcc kck kcn kcr kcs kct kcu kkc kkk kkn kkr kks kkt kku kn- knc knk knn kno knr knt knu koc kok kon koo kor kos kot kou krc krk krn kro krr krs krt kru ksc ksk ksn kso ksr kss kst ksu ktc ktk ktn kto ktr kts ktt ktu kuc kuk kun kur kus kut kuu ncc nck ncn nco ncr ncs nct ncu nkc nkk nkn nko nkr nks nkt nku nnc nnk nnn nno nns nnt nnu no- noc nok non noo nor nos not nou nrc nrk nrn nro nrr nrs nrt nru nsc nsk nsn nso nsr nss nst nsu ntc ntk ntn nto ntr nts ntt ntu nuc nuk nun nuo nur nus nut nuu oc- occ ock ocn oco ocr ocs oct ocu okc okk oko okr oks oku on- onc onk onn ono onr ons ont onu oo- ooc ook oon ooo oor oos oot or- orc ork orn oro orr ors ort oru os- osc osk osn oso osr oss ost osu ot- otc otk otn oto otr ots ott otu ou- ouc ouk oun ouo our ous out rcc rcn rco rcr rcs rct rcu rkc rkk rko rks rkt rku rnc rnn rno rnr rns rnt rnu roc rok ron roo ror ros rot rou rrc rrk rrn rrr rrs rrt rru rsc rsk rsn rso rsr rss rst rsu rtc rtk rtn rto rtr rts rtt rtu ruc ruk run ruo rur rus rut ruu scc sck scn sco scr scs sct scu sk- skc skk sko skr sks skt sku snc snk snn sno snr sns snt snu soc sok son soo sor sos sot sou sr- src srk srn sro srr srs srt ss- ssc ssk ssn sso ssr sss sst ssu stc stk stn sto str sts stt stu suc suk sun suo sur sus sut suu tcc tck tcn tco tcr tcs tct tcu tkc tkk tko tkr tks tkt tnc tnk tnn tno tnr tns tnt to- toc tok ton too tor tos tot tou trc trk trn tro trr trs trt tru tsc tsk tsn tso tsr tss tst tsu ttc ttk ttn tto ttr tts ttt ttu tuc tuk tun tuo tur tus tut tuu ucc uck ucn uco ucr ucs uct ucu ukc ukk ukn ukr uku un- unc unk unn uno unr uns unt unu uoc uok uon uoo uor uos uot ur- urc urk urn uro urr urs urt uru usc usk usn uso usr uss ust usu utc utk utn uto utr uts utt utu uuc uun uur uus uut uuu