-ic c-- ccc cce cci cck cco ccp ccs cct ce- cec cee cei cek ceo cep ces cet ci- cic cie cii cik cio cip cis cit ckc cki cko cks ckt co- coc coe coi cok coo cop cos cot cpc cpe cpi cpk cpo cpp cps cpt csc cse csi csk cso csp css cst ctc cte cti ctk cto ctp cts ctt ec- ecc ece eci eck eco ecs ect eec eee eek eeo eep ees eet eic eie eii eik eio eip eis eit ekc eke eki eko ekp eks ekt eo- eoc eoe eoi eok eoo eop eos eot ep- epc epe epi epo epp eps ept es- esc ese esi esk eso esp ess est etc ete eti etk eto etp ets ett icc ice ici ick ico icp ics ict ie- iec iee iei iek iep ies iet iic iie iii iio iip iis iit ikc ike iki ikk iko iks ikt io- ioc ioe ioi ioo iop ios iot ipc ipe ipi ipo ipp ips ipt is- isc ise isi isk iso isp iss ist itc ite iti itk ito itp its itt k-t kcc kce kci kck kcp kcs kct ke- kec kee kei kek keo kep kes ket kic kie kii kik kio kip kis kit kkc kke kki kkk kkp kks kkt koc koe koi kok koo kop kos kot kpc kpe kpi kpk kpo kpp kps kpt ksc kse ksi ksk kso ksp kss kst ktc kte ktk kto ktp kts ktt o-i oc- occ oci ock oco ocp ocs oct oec oee oei oeo oep oes oet oic oie oii oik oio oip ois oit okc oke oki okk oko okp oks oo- ooc ooi ook ooo oop oos oot op- opc ope opi opk opo opp ops opt os- osc ose osi osk oso osp oss ost ot- otc ote oti otk oto otp ots ott p-p pcc pce pci pck pco pcp pcs pct pec pee pei pek peo pep pes pet pic pie pii pik pio pip pis pit pkc pke pki pko pkp pks pkt poc poe poi pok poo pop pos pot ppc ppe ppi ppk ppo ppp pps ppt ps- psc pse psi psk pso psp pss pst pt- ptc pte pti ptk pto ptp pts ptt scc sce sci sck sco scp scs sct se- sec see sei sek seo sep ses set sic sie sii sik sio sip sis sit sk- skc ske ski skk sko skp sks skt soc soe soi sok soo sop sos sot spc spe spi spk spo spp sps spt ss- ssc sse ssi ssk sso ssp sss sst stc ste sti stk sto stp sts stt tcc tce tci tck tco tcp tcs tct te- tec tee tei tek teo tep tes tet tic tie tii tik tio tip tis tit tkc tke tkk tko tkp tks tkt to- toc toe toi tok too top tos tot tpc tpe tpi tpk tpo tpp tps tpt tsc tse tsi tsk tso tsp tss tst ttc tte tti ttk tto ttp tts ttt