-er -ic a-a a-c a-i a-t aaa aac aae aag aai aao aar aas aat aau ac- aca acc ace acg aci aco acr acs act acu aea aec aee aeg aei aeo aer aes aet aeu ag- aga agc age agg agi ago agr ags agt agu ai- aia aic aie aig aii aio air ais ait aiu aoa aoc aoe aog aoi aoo aor aos aot aou ar- ara arc are arg ari aro arr ars art aru as- asa asc ase asg asi aso asr ass ast asu at- ata atc ate atg ati ato atr ats att atu au- aua auc aue aug aui auo aur aus aut c-- caa cac cae cag cai cao car cas cat cau cca ccc cce ccg cci cco ccr ccs cct ccu ce- cea cec cee ceg cei ceo cer ces cet ceu cga cgc cge cgg cgi cgo cgr cgs cgt cgu ci- cia cic cie cig cii cio cir cis cit ciu co- coa coc coe cog coi coo cor cos cot cou cra crc cre crg cri cro crr crs crt cru csa csc cse csg csi cso csr css cst csu cta ctc cte ctg cti cto ctr cts ctt ctu cua cuc cue cug cui cuo cur cus cut cuu eaa eac eae eag eai eao ear eas eat eau ec- eca ecc ece ecg eci eco ecr ecs ect ecu eea eec eee eeg eeo eer ees eet ega egc ege egg egi ego egr egs egt egu eia eic eie eig eii eio eir eis eit eiu eo- eoa eoc eoe eog eoi eoo eor eos eot eou era erc ere erg eri ero err ers ert eru es- esa esc ese esg esi eso esr ess est esu eta etc ete etg eti eto etr ets ett etu eu- eua euc eue eug eui eur eus eut gaa gac gae gag gai gao gar gas gat gau gca gcc gce gcg gci gco gcr gcs gct gcu ge- gea gec gee geg gei geo ger ges get geu gga ggc ggg ggi ggo ggr ggs ggt ggu gia gic gie gig gii gio gir gis git giu goa goc goe gog goi goo gor gos got gou gra grc gre grg gri gro grr grs grt gru gsa gsc gse gsg gsi gso gsr gss gst gsu gta gtc gte gtg gti gto gtr gts gtt gtu gu- gua guc gue gug gui guo gur gus gut guu ia- iaa iac iae iag iai iao iar ias iat iau ica icc ice icg ici ico icr ics ict icu ie- iea iec iee ieg iei ier ies iet iga igc ige igg igi igo igr igs igt igu iia iic iie iii iio iir iis iit iiu io- ioa ioc ioe iog ioi ioo ior ios iot iou ir- ira irc ire irg iri iro irr irs irt iru is- isa isc ise isg isi iso isr iss ist isu ita itc ite itg iti ito its itt itu iu- iua iuc iue iug iui iur ius iut o-i oaa oac oae oag oai oao oar oas oat oau oc- oca occ ocg oci oco ocr ocs oct ocu oea oec oee oeg oei oeo oer oes oet oga ogc oge ogg ogi ogo ogs ogt oia oic oie oii oio oir ois oit oiu oo- ooa ooc oog ooi ooo oor oos oot or- ora orc ore org ori oro orr ors ort oru os- osa osc ose osg osi oso osr oss ost osu ot- ota otc ote otg oti oto otr ots ott otu ou- oua ouc oue oui ouo our ous out ra- raa rac rae rag rai rao rar ras rat rau rca rcc rce rcg rci rco rcr rcs rct rcu re- rea rec ree reg rei reo rer res ret reu rga rgc rge rgg rgi rgo rgr rgs rgt ria ric rie rig rii rio rir ris rit roa roc roe rog roi roo ror ros rot rou rra rrc rrg rri rrr rrs rrt rru rsa rsc rse rsg rsi rso rsr rss rst rsu rta rtc rte rtg rti rto rtr rts rtt rtu rua ruc rue rug rui ruo rur rus rut ruu saa sac sae sag sai sao sar sas sat sau sca scc sce scg sci sco scr scs sct scu se- sea sec see seg sei seo ser ses set seu sga sgc sge sgg sgi sgo sgr sgs sgt sgu sia sic sie sig sii sio sir sis sit siu soa soc soe sog soi soo sor sos sot sou sr- sra src sre srg sri sro srr srs srt ss- ssa ssc sse ssg ssi sso ssr sss sst ssu sta stc ste stg sti sto str sts stt stu sua suc sue sug sui suo sur sus sut suu taa tac tae tag tai tao tar tas tat tau tca tcc tce tcg tci tco tcr tcs tct tcu te- tea tec tee teg tei teo ter tes tet teu tga tgc tge tgg tgi tgo tgr tgs tgt tgu tia tic tie tig tii tio tir tis tit tiu to- toa toc toe tog toi too tor tos tot tou tra trc tre trg tri tro trr trs trt tru tsa tsc tse tsg tsi tso tsr tss tst tsu tta ttc tte ttg tti tto ttr tts ttt ttu tua tuc tue tug tui tuo tur tus tut tuu ua- uaa uac uae uag uai uao uar uas uat uau uca ucc uce ucg uci uco ucr ucs uct ucu uea uec uee ueg uei uer ues uet uga ugc uge ugg ugi ugo ugr ugs ugt ugu uia uic uie uig uii uio uir uis uit uiu uoa uoc uoe uog uoo uor uos uot ur- ura urc ure urg uri uro urr urs urt uru usa usc use usg usi uso usr uss ust usu uta utc ute uti uto