-ic a-a a-c a-i a-t aaa aac aae aag aai aak aap aas aat ac- aca acc ace acg aci ack acp acs act aea aec aee aeg aei aek aep aes aet ag- aga agc age agg agi agk agp ags agt ai- aia aic aie aig aii aik aip ais ait aka akc ake akg aki akk akp aks ap- apa apc ape apg api apk app aps apt as- asa asc ase asg asi ask asp ass ast at- ata atc ate atg ati atp ats att c-- caa cac cae cag cai cak cap cas cat cca ccc cce ccg cci cck ccp ccs cct ce- cea cec cee ceg cei cek cep ces cet cga cgc cge cgg cgi cgp cgs cgt ci- cia cic cie cig cii cik cip cis cit cka ckc cki cks ckt cpa cpc cpe cpg cpi cpk cpp cps cpt csa csc cse csg csi csk csp css cst cta ctc cte ctg cti ctk ctp cts ctt eaa eac eae eag eai eak eap eas eat ec- eca ecc ece ecg eci eck ecs ect eea eec eee eeg eek eep ees eet ega egc ege egg egi egp egs egt eia eic eie eig eii eik eip eis eit eka ekc eke ekg eki ekp eks ekt ep- epa epc epe epg epi epp eps ept es- esa esc ese esg esi esk esp ess est eta etc ete etg eti etk etp ets ett g-p gaa gac gae gag gai gak gap gas gat gca gcc gce gcg gci gck gcp gcs gct ge- gea gec gee geg gei gek gep ges get gga ggc ggg ggi ggp ggs ggt gia gic gie gig gii gik gip gis git gka gkp gks gkt gpa gpc gpe gpg gpi gpk gpp gps gpt gsa gsc gse gsg gsi gsk gsp gss gst gta gtc gte gtg gti gtk gtp gts gtt ia- iaa iac iae iag iai iap ias iat ica icc ice icg ici ick icp ics ict ie- iea iec iee ieg iei iek iep ies iet iga igc ige igg igi igk igp igs igt iia iic iie iii iip iis iit ika ikc ike iki ikk iks ikt ipa ipc ipe ipg ipi ipp ips ipt is- isa isc ise isg isi isk isp iss ist ita itc ite itg iti itk itp its itt k-t ka- kaa kac kae kag kai kak kap kas kat kca kcc kce kcg kci kck kcp kcs kct ke- kea kec kee keg kei kek kep kes ket kga kgc kgi kgp kgs kia kic kie kig kii kik kip kis kit kkc kke kki kkk kkp kks kkt kpa kpc kpe kpi kpk kpp kps kpt ksa ksc kse ksg ksi ksk ksp kss kst kta ktc kte ktg ktk ktp kts ktt p-p paa pac pae pag pai pak pap pas pat pca pcc pce pcg pci pck pcp pcs pct pea pec pee peg pei pek pep pes pet pga pgc pge pgg pgi pgk pgp pgs pgt pia pic pie pig pii pik pip pis pit pka pkc pke pkg pki pkp pks pkt ppa ppc ppe ppg ppi ppk ppp pps ppt ps- psa psc pse psg psi psk psp pss pst pt- pta ptc pte ptg pti ptk ptp pts ptt saa sac sae sag sai sak sap sas sat sca scc sce scg sci sck scp scs sct se- sea sec see seg sei sek sep ses set sga sgc sge sgg sgi sgk sgp sgs sgt sia sic sie sig sii sik sip sis sit sk- ska skc ske skg ski skk skp sks skt spa spc spe spg spi spk spp sps spt ss- ssa ssc sse ssg ssi ssk ssp sss sst sta stc ste stg sti stk stp sts stt taa tac tae tag tai tak tap tas tat tca tcc tce tcg tci tck tcp tcs tct te- tea tec tee teg tei tek tep tes tet tga tgc tge tgg tgi tgk tgp tgs tgt tia tic tie tig tii tik tip tis tit tka tkc tke tkg tkk tkp tks tkt tpa tpc tpe tpg tpi tpk tpp tps tpt tsa tsc tse tsg tsi tsk tsp tss tst tta ttc tte ttg tti ttk ttp tts ttt