-ic c-- ccc cci cck ccn cco ccp ccr ccs cct ci- cic cii cik cin cio cip cir cis cit ckc cki cko cks ckt cn- cnc cni cnn cno cnp cnr cns cnt co- coc coi cok con coo cop cor cos cot cpc cpi cpk cpn cpo cpp cpr cps cpt crc cri crk crn cro crp crr crs crt csc csi csk csn cso csp csr css cst ctc cti ctk ctn cto ctp ctr cts ctt icc ici ick icn ico icp icr ics ict iic iii iin iio iip iir iis iit ikc iki ikk iko ikr iks ikt in- inc ini ink inn ino inp inr ins int io- ioc ioi ion ioo iop ior ios iot ipc ipi ipn ipo ipp ipr ips ipt ir- irc iri irk irn iro irp irr irs irt is- isc isi isk isn iso isp isr iss ist itc iti itk itn ito itp its itt k-t kcc kci kck kcn kcp kcr kcs kct kic kii kik kin kio kip kir kis kit kkc kki kkk kkn kkp kkr kks kkt kn- knc kni knk knn kno knp knr knt koc koi kok kon koo kop kor kos kot kpc kpi kpk kpn kpo kpp kpr kps kpt krc kri krk krn kro krp krr krs krt ksc ksi ksk ksn kso ksp ksr kss kst ktc ktk ktn kto ktp ktr kts ktt n-i ncc nci nck ncn nco ncp ncr ncs nct nic nii nik nin nio nip nir nis nit nkc nki nkk nkn nko nkp nkr nks nkt nnc nni nnk nnn nno nnp nns nnt no- noc noi nok non noo nop nor nos not npc npi npn npo npp npr nps npt nrc nri nrk nrn nro nrp nrr nrs nrt nsc nsi nsk nsn nso nsp nsr nss nst ntc nti ntk ntn nto ntp ntr nts ntt o-i oc- occ oci ock ocn oco ocp ocr ocs oct oic oii oik oin oio oip oir ois oit okc oki okk oko okp okr oks on- onc oni onk onn ono onp onr ons ont oo- ooc ooi ook oon ooo oop oor oos oot op- opc opi opk opn opo opp opr ops opt or- orc ori ork orn oro orp orr ors ort os- osc osi osk osn oso osp osr oss ost ot- otc oti otk otn oto otp otr ots ott p-p pcc pci pck pcn pco pcp pcr pcs pct pic pii pik pin pio pip pir pis pit pkc pki pkn pko pkp pkr pks pkt pn- pnc pni pnk pnn pno pnp pnr pns pnt poc poi pok pon poo pop por pos pot ppc ppi ppk ppn ppo ppp ppr pps ppt prc pri prk prn pro prp prr prs prt ps- psc psi psk psn pso psp psr pss pst pt- ptc pti ptk ptn pto ptp ptr pts ptt rcc rci rcn rco rcp rcr rcs rct ric rii rik rin rio rip rir ris rit rkc rkk rko rkp rks rkt rnc rni rnn rno rnp rnr rns rnt roc roi rok ron roo rop ror ros rot rpc rpi rpk rpn rpo rpp rpr rps rpt rrc rri rrk rrn rrp rrr rrs rrt rsc rsi rsk rsn rso rsp rsr rss rst rtc rti rtk rtn rto rtp rtr rts rtt scc sci sck scn sco scp scr scs sct sic sii sik sin sio sip sir sis sit sk- skc ski skk sko skp skr sks skt snc sni snk snn sno snp snr sns snt soc soi sok son soo sop sor sos sot spc spi spk spn spo spp spr sps spt sr- src sri srk srn sro srp srr srs srt ss- ssc ssi ssk ssn sso ssp ssr sss sst stc sti stk stn sto stp str sts stt tcc tci tck tcn tco tcp tcr tcs tct tic tii tik tin tio tip tir tis tit tkc tkk tko tkp tkr tks tkt tnc tni tnk tnn tno tnp tnr tns tnt to- toc toi tok ton too top tor tos tot tpc tpi tpk tpn tpo tpp tpr tps tpt trc tri trk trn tro trp trr trs trt tsc tsi tsk tsn tso tsp tsr tss tst ttc tti ttk ttn tto ttp ttr tts ttt