-ic a-a a-c a-i a-t aaa aac aai aak aao aap aas aat ac- aca acc aci ack aco acp acs act ai- aia aic aii aik aio aip ais ait aka akc aki akk ako akp aks aoa aoc aoi aok aoo aop aos aot ap- apa apc api apk apo app aps apt as- asa asc asi ask aso asp ass ast at- ata atc ati ato atp ats att c-- caa cac cai cak cao cap cas cat cca ccc cci cck cco ccp ccs cct ci- cia cic cii cik cio cip cis cit cka ckc cki cko cks ckt co- coa coc coi cok coo cop cos cot cpa cpc cpi cpk cpo cpp cps cpt csa csc csi csk cso csp css cst cta ctc cti ctk cto ctp cts ctt ia- iaa iac iai iao iap ias iat ica icc ici ick ico icp ics ict iia iic iii iio iip iis iit ika ikc iki ikk iko iks ikt io- ioa ioc ioi ioo iop ios iot ipa ipc ipi ipo ipp ips ipt is- isa isc isi isk iso isp iss ist ita itc iti itk ito itp its itt k-t ka- kaa kac kai kak kao kap kas kat kca kcc kci kck kcp kcs kct kia kic kii kik kio kip kis kit kkc kki kkk kkp kks kkt koa koc koi kok koo kop kos kot kpa kpc kpi kpk kpo kpp kps kpt ksa ksc ksi ksk kso ksp kss kst kta ktc ktk kto ktp kts ktt o-i oaa oac oai oak oao oap oas oat oc- oca occ oci ock oco ocp ocs oct oia oic oii oik oio oip ois oit oka okc oki okk oko okp oks oo- ooa ooc ooi ook ooo oop oos oot op- opa opc opi opk opo opp ops opt os- osa osc osi osk oso osp oss ost ot- ota otc oti otk oto otp ots ott p-p paa pac pai pak pao pap pas pat pca pcc pci pck pco pcp pcs pct pia pic pii pik pio pip pis pit pka pkc pki pko pkp pks pkt poa poc poi pok poo pop pos pot ppa ppc ppi ppk ppo ppp pps ppt ps- psa psc psi psk pso psp pss pst pt- pta ptc pti ptk pto ptp pts ptt saa sac sai sak sao sap sas sat sca scc sci sck sco scp scs sct sia sic sii sik sio sip sis sit sk- ska skc ski skk sko skp sks skt soa soc soi sok soo sop sos sot spa spc spi spk spo spp sps spt ss- ssa ssc ssi ssk sso ssp sss sst sta stc sti stk sto stp sts stt taa tac tai tak tao tap tas tat tca tcc tci tck tco tcp tcs tct tia tic tii tik tio tip tis tit tka tkc tkk tko tkp tks tkt to- toa toc toi tok too top tos tot tpa tpc tpi tpk tpo tpp tps tpt tsa tsc tsi tsk tso tsp tss tst tta ttc tti ttk tto ttp tts ttt