-er -ic a-a a-c a-i a-t aaa aac aad aae aai aak aap aar aas aat ac- aca acc acd ace aci ack acp acr acs act ad- ada adc add ade adi adk adp adr ads adt aea aec aed aee aei aek aep aer aes aet ai- aia aic aid aie aii aik aip air ais ait aka akc akd ake aki akk akp akr aks ap- apa apc apd ape api apk app apr aps apt ar- ara arc ard are ari ark arp arr ars art as- asa asc asd ase asi ask asp asr ass ast at- ata atc atd ate ati atp atr ats att c-- caa cac cad cae cai cak cap car cas cat cca ccc ccd cce cci cck ccp ccr ccs cct cda cdc cdd cde cdi cdk cdp cdr cds cdt ce- cea cec ced cee cei cek cep cer ces cet ci- cia cic cid cie cii cik cip cir cis cit cka ckc ckd cki cks ckt cpa cpc cpd cpe cpi cpk cpp cpr cps cpt cra crc crd cre cri crk crp crr crs crt csa csc csd cse csi csk csp csr css cst cta ctc ctd cte cti ctk ctp ctr cts ctt daa dac dad dae dai dak dap dar das dat dca dcc dcd dce dci dck dcp dcr dcs dct dda ddc ddd dde ddi ddk ddp ddr dds ddt de- dea dec ded dee dei dek dep der des det di- dia dic did die dii dik dip dir dis dit dka dkc dke dki dkk dkp dkr dks dkt dpa dpc dpd dpe dpi dpk dpp dpr dps dpt dra drc drd dre dri drk drp drr drs drt dsa dsc dsd dse dsi dsk dsp dsr dss dst dta dtc dtd dte dti dtk dtp dtr dts dtt eaa eac ead eae eai eak eap ear eas eat ec- eca ecc ecd ece eci eck ecr ecs ect ed- eda edc edd ede edi edk edp edr eds edt eea eec eed eee eek eep eer ees eet eia eic eid eie eii eik eip eir eis eit eka ekc ekd eke eki ekp ekr eks ekt ep- epa epc epd epe epi epp epr eps ept era erc erd ere eri erk erp err ers ert es- esa esc esd ese esi esk esp esr ess est eta etc etd ete eti etk etp etr ets ett i-d ia- iaa iac iad iae iai iap iar ias iat ica icc icd ice ici ick icp icr ics ict ida idc idd ide idi idk idp idr ids idt ie- iea iec ied iee iei iek iep ier ies iet iia iic iid iie iii iip iir iis iit ika ikc ike iki ikk ikr iks ikt ipa ipc ipd ipe ipi ipp ipr ips ipt ir- ira irc ird ire iri irk irp irr irs irt is- isa isc isd ise isi isk isp isr iss ist ita itc itd ite iti itk itp its itt k-t ka- kaa kac kad kae kai kak kap kar kas kat kca kcc kcd kce kci kck kcp kcr kcs kct kda kdc kde kdk kdp kdr kds kdt ke- kea kec ked kee kei kek kep ker kes ket kia kic kid kie kii kik kip kir kis kit kkc kke kki kkk kkp kkr kks kkt kpa kpc kpd kpe kpi kpk kpp kpr kps kpt kra krc krd kri krk krp krr krs krt ksa ksc ksd kse ksi ksk ksp ksr kss kst kta ktc kte ktk ktp ktr kts ktt p-p paa pac pad pae pai pak pap par pas pat pca pcc pcd pce pci pck pcp pcr pcs pct pda pdc pdd pde pdi pdk pdp pdr pds pdt pea pec ped pee pei pek pep per pes pet pia pic pid pie pii pik pip pir pis pit pka pkc pkd pke pki pkp pkr pks pkt ppa ppc ppd ppe ppi ppk ppp ppr pps ppt pra prc prd pre pri prk prp prr prs prt ps- psa psc psd pse psi psk psp psr pss pst pt- pta ptc ptd pte pti ptk ptp ptr pts ptt ra- raa rac rad rae rai rak rap rar ras rat rca rcc rcd rce rci rcp rcr rcs rct rda rdc rdd rde rdi rdp rdr rds rdt re- rea rec red ree rei rek rep rer res ret ria ric rid rie rii rik rip rir ris rit rkc rke rkk rkp rks rkt rpa rpc rpd rpe rpi rpk rpp rpr rps rpt rra rrc rrd rri rrk rrp rrr rrs rrt rsa rsc rsd rse rsi rsk rsp rsr rss rst rta rtc rtd rte rti rtk rtp rtr rts rtt saa sac sad sae sai sak sap sar sas sat sca scc scd sce sci sck scp scr scs sct sda sdc sdd sde sdi sdk sdp sdr sds sdt se- sea sec sed see sei sek sep ser ses set sia sic sid sie sii sik sip sir sis sit sk- ska skc skd ske ski skk skp skr sks skt spa spc spd spe spi spk spp spr sps spt sr- sra src srd sre sri srk srp srr srs srt ss- ssa ssc ssd sse ssi ssk ssp ssr sss sst sta stc std ste sti stk stp str sts stt taa tac tad tae tai tak tap tar tas tat tca tcc tcd tce tci tck tcp tcr tcs tct tda tdc tdd tde tdi tdk tdp tdr tds tdt te- tea tec ted tee tei tek tep ter tes tet tia tic tid tie tii tik tip tir tis tit tka tkc tke tkk tkp tkr tks tkt tpa tpc tpd tpe tpi tpk tpp tpr tps tpt tra trc trd tre tri trk trp trr trs trt tsa tsc tsd tse tsi tsk tsp tsr tss tst tta ttc ttd tte