-er a-a a-i a-t aaa aae aaf aag aai aak aam aar aas aat aea aee aef aeg aei aek aem aer aes aet af- afa afe aff afg afi afk afm afr afs aft ag- aga age agf agg agi agk agm agr ags agt ai- aia aie aif aig aii aik aim air ais ait aka ake akg aki akk akm akr aks ama ame amf amg ami amk amm amr ams amt ar- ara are arf arg ari ark arm arr ars art as- asa ase asf asg asi ask asm asr ass ast at- ata ate atf atg ati atm atr ats att eaa eae eaf eag eai eak eam ear eas eat eea eee eef eeg eek eem eer ees eet ef- efa efe eff efg efi efm efr efs eft ega ege egf egg egi egm egr egs egt eia eie eif eig eii eik eim eir eis eit eka eke ekf ekg eki ekr eks ekt em- ema eme emf emg emi emk emm emr ems emt era ere erf erg eri erk erm err ers ert es- esa ese esf esg esi esk esm esr ess est eta ete etf etg eti etk etm etr ets ett faa fae faf fag fai fak fam far fas fat fea fee fef feg fei fek fem fer fes fet ffa ffe fff ffg ffi ffk ffm ffr ffs fft fga fge fgf fgg fgi fgm fgr fgs fgt fia fie fif fig fii fik fim fir fis fit fka fkf fkg fki fkk fkm fkt fma fme fmf fmg fmi fmm fmr fms fmt fra fre frf frg fri frk frm frr frs frt fsa fse fsf fsg fsi fsk fsm fsr fss fst fta fte ftf ftg fti ftk ftm ftr fts ftt gaa gae gaf gag gai gak gam gar gas gat ge- gea gee gef geg gei gek gem ger ges get gfa gfe gff gfi gfk gfm gfr gfs gft gga ggg ggi ggm ggr ggs ggt gia gie gif gig gii gik gim gir gis git gka gkm gks gkt gma gme gmf gmg gmi gmm gmr gms gmt gra gre grf grg gri grk grm grr grs grt gsa gse gsf gsg gsi gsk gsm gsr gss gst gta gte gtf gtg gti gtk gtm gtr gts gtt i-f ia- iaa iae iaf iag iai iam iar ias iat ie- iea iee ief ieg iei iek iem ier ies iet ifa ife iff ifg ifi ifm ifr ifs ift iga ige igf igg igi igk igm igr igs igt iia iie iif iii iim iir iis iit ika ike ikf iki ikk ikr iks ikt im- ima ime imf img imi imm ims imt ir- ira ire irf irg iri irk irm irr irs irt is- isa ise isf isg isi isk ism isr iss ist ita ite itf itg iti itk itm its itt k-t ka- kaa kae kaf kag kai kak kam kar kas kat ke- kea kee kef keg kei kek kem ker kes ket kfa kff kfg kfi kfm kfs kga kgf kgi kgm kgs kia kie kif kig kii kik kim kir kis kit kke kki kkk kkm kkr kks kkt kma kme kmf kmg kmi kmk kmm kms kmt kra krf krg kri krk krr krs krt ksa kse ksf ksg ksi ksk ksm ksr kss kst kta kte ktf ktg ktk ktm ktr kts ktt m-f m-r maa mae maf mag mai mak mam mar mas mat mea mee mef meg mei mek mem mer mes met mfa mfe mff mfg mfi mfm mfr mfs mft mga mge mgf mgi mgk mgm mgr mgs mgt mi- mia mie mif mig mii mik mim mir mis mit mka mke mkg mkk mkm mkr mks mkt mma mme mmf mmg mmi mmk mmm mmr mms mmt mra mre mrf mrg mri mrk mrm mrr mrs mrt msa mse msf msg msi msk msm msr mss mst mta mte mtf mtg mti mtk mtm mtr mts mtt ra- raa rae raf rag rai rak ram rar ras rat re- rea ree ref reg rei rek rem rer res ret rfa rfe rff rfg rfi rfk rfm rfr rfs rft rga rge rgf rgg rgi rgk rgr rgs rgt ria rie rif rig rii rik rim rir ris rit rke rkf rkg rkk rkm rks rkt rma rme rmf rmg rmi rmm rmr rms rmt rra rrf rrg rri rrk rrm rrr rrs rrt rsa rse rsf rsg rsi rsk rsm rsr rss rst rta rte rtf rtg rti rtk rtm rtr rts rtt saa sae saf sag sai sak sam sar sas sat se- sea see sef seg sei sek sem ser ses set sfa sfe sff sfg sfi sfk sfm sfr sfs sft sga sge sgf sgg sgi sgk sgm sgr sgs sgt sia sie sif sig sii sik sim sir sis sit sk- ska ske skf skg ski skk skm skr sks skt sma sme smf smg smi smk smm smr sms smt sr- sra sre srf srg sri srk srm srr srs srt ss- ssa sse ssf ssg ssi ssk ssm ssr sss sst sta ste stf stg sti stk stm str sts stt taa tae taf tag tai tak tam tar tas tat te- tea tee tef teg tei tek tem ter tes tet tfa tfe tff tfg tfi tfk tfm tfr tfs tft tga tge tgf tgg tgi tgk tgm tgr tgs tgt tia tie tif tig tii tik tim tir tis tit tka tke tkg tkk tkm tkr tks tkt tma tme tmf tmg tmi tmk tmm tmr tms tmt tra tre trf trg tri trk trm trr trs trt tsa tse tsf tsg tsi tsk tsm tsr tss tst tta tte ttf ttg tti ttk ttm ttr tts ttt