-er -ic a-a a-c a-i a-t aaa aac aae aaf aag aai aao aar aas aat aau ac- aca acc ace acf acg aci aco acr acs act acu aea aec aee aef aeg aei aeo aer aes aet aeu af- afa afc afe aff afg afi afo afr afs aft afu ag- aga agc age agf agg agi ago agr ags agt agu ai- aia aic aie aif aig aii aio air ais ait aiu aoa aoc aoe aof aog aoi aoo aor aos aot aou ar- ara arc are arf arg ari aro arr ars art aru as- asa asc ase asf asg asi aso asr ass ast asu at- ata atc ate atf atg ati ato atr ats att atu au- aua auc aue auf aug aui auo aur aus aut c-- caa cac cae caf cag cai cao car cas cat cau cca ccc cce ccf ccg cci cco ccr ccs cct ccu ce- cea cec cee cef ceg cei ceo cer ces cet ceu cfa cfc cfe cff cfg cfi cfo cfr cfs cft cfu cga cgc cge cgg cgi cgo cgr cgs cgt cgu ci- cia cic cie cif cig cii cio cir cis cit ciu co- coa coc coe cof cog coi coo cor cos cot cou cra crc cre crf crg cri cro crr crs crt cru csa csc cse csf csg csi cso csr css cst csu cta ctc cte ctf ctg cti cto ctr cts ctt ctu cua cuc cue cuf cug cui cuo cur cus cut cuu eaa eac eae eaf eag eai eao ear eas eat eau ec- eca ecc ece ecf ecg eci eco ecr ecs ect ecu eea eec eee eef eeg eeo eer ees eet ef- efa efc efe eff efg efi efo efr efs eft ega egc ege egf egg egi ego egr egs egt egu eia eic eie eif eig eii eio eir eis eit eiu eo- eoa eoc eoe eof eog eoi eoo eor eos eot eou era erc ere erf erg eri ero err ers ert eru es- esa esc ese esf esg esi eso esr ess est esu eta etc ete etf etg eti eto etr ets ett etu eu- eua euc eue euf eug eui eur eus eut faa fac fae faf fag fai fao far fas fat fau fca fcc fce fcf fcg fci fco fcr fcs fct fcu fea fec fee fef feg fei feo fer fes fet feu ffa ffc ffe fff ffg ffi ffo ffr ffs fft ffu fga fgc fge fgf fgg fgi fgr fgs fgt fia fic fie fif fig fii fir fis fit fiu foa foc foe fof fog foi foo for fos fot fou fra frc fre frf frg fri fro frr frs frt fru fsa fsc fse fsf fsg fsi fso fsr fss fst fsu fta ftc fte ftf ftg fti fto ftr fts ftt ftu fua fue fuf fug fui fuo fur fus fut fuu gaa gac gae gaf gag gai gao gar gas gat gau gca gcc gce gcf gcg gci gco gcr gcs gct gcu ge- gea gec gee gef geg gei geo ger ges get geu gfa gfc gfe gff gfi gfo gfr gfs gft gga ggc ggg ggi ggo ggr ggs ggt ggu gia gic gie gif gig gii gio gir gis git giu goa goc goe gof gog goi goo gor gos got gou gra grc gre grf grg gri gro grr grs grt gru gsa gsc gse gsf gsg gsi gso gsr gss gst gsu gta gtc gte gtf gtg gti gto gtr gts gtt gtu gu- gua guc gue guf gug gui guo gur gus gut guu i-f ia- iaa iac iae iaf iag iai iao iar ias iat iau ica icc ice icf icg ici ico icr ics ict icu ie- iea iec iee ief ieg iei ier ies iet ifa ifc ife iff ifg ifi ifo ifr ifs ift ifu iga igc ige igf igg igi igo igr igs igt igu iia iic iie iif iii iio iir iis iit iiu io- ioa ioc ioe iof iog ioi ioo ior ios iot iou ir- ira irc ire irf irg iri iro irr irs irt iru is- isa isc ise isf isg isi iso isr iss ist isu ita itc ite itf itg iti ito its itt itu iu- iua iuc iue iug iui iur ius iut o-i oaa oac oae oaf oag oai oao oar oas oat oau oc- oca occ ocf ocg oci oco ocr ocs oct ocu oea oec oee oef oeg oei oeo oer oes oet of- ofa ofc ofe off ofg ofi ofo ofr ofs oft ofu oga ogc oge ogf ogg ogi ogo ogs ogt oia oic oie oif oii oio oir ois oit oiu oo- ooa ooc oof oog ooi ooo oor oos oot or- ora orc ore orf org ori oro orr ors ort oru os- osa osc ose osf osg osi oso osr oss ost osu ot- ota otc ote otf otg oti oto otr ots ott otu ou- oua ouc oue ouf oui ouo our ous out ra- raa rac rae raf rag rai rao rar ras rat rau rca rcc rce rcf rcg rci rco rcr rcs rct rcu re- rea rec ree ref reg rei reo rer res ret reu rfa rfc rfe rff rfg rfi rfo rfr rfs rft rfu rga rgc rge rgf rgg rgi rgo rgr rgs rgt ria ric rie rif rig rii rio rir ris rit roa roc roe rof rog roi roo ror ros rot rou rra rrc rrf rrg rri rrr rrs rrt rru rsa rsc rse rsf rsg rsi rso rsr rss rst rsu rta rtc rte rtf rtg rti rto rtr rts rtt rtu rua ruc rue ruf rug rui ruo rur rus rut ruu saa sac sae saf sag sai sao sar sas sat sau sca scc sce scf scg sci sco scr scs sct scu se- sea sec