-er -ic -th a-a a-c a-i a-t aaa aac aad aae aag aah aai aao aar aat ac- aca acc acd ace acg ach aci aco acr act ad- ada adc add ade adg adh adi ado adr adt aea aec aed aee aeg aeh aei aeo aer aet ag- aga agc agd age agg agh agi ago agr agt aha ahc ahd ahe ahg ahh ahi aho ahr aht ai- aia aic aid aie aig aih aii aio air ait aoa aoc aod aoe aog aoh aoi aoo aor aot ar- ara arc ard are arg arh ari aro arr art at- ata atc atd ate atg ath ati ato atr att c-- caa cac cad cae cag cah cai cao car cat cca ccc ccd cce ccg cch cci cco ccr cct cda cdc cdd cde cdg cdh cdi cdo cdr cdt ce- cea cec ced cee ceg ceh cei ceo cer cet cga cgc cgd cge cgg cgh cgi cgo cgr cgt ch- cha chc chd che chg chh chi cho chr cht ci- cia cic cid cie cig cih cii cio cir cit co- coa coc cod coe cog coh coi coo cor cot cra crc crd cre crg crh cri cro crr crt cta ctc ctd cte ctg cth cti cto ctr ctt daa dac dad dae dag dah dai dao dar dat dca dcc dcd dce dcg dci dco dcr dct dda ddc ddd dde ddg ddh ddi ddo ddr ddt de- dea dec ded dee deg deh dei deo der det dga dgc dgd dge dgg dgh dgi dgr dgt dh- dha dhc dhd dhe dhh dhi dho dhr dht di- dia dic did die dig dih dii dio dir dit doa doc dod doe dog doh doi doo dor dot dra drc drd dre drg dri dro drr drt dta dtc dtd dte dtg dth dti dto dtr dtt eaa eac ead eae eag eah eai eao ear eat ec- eca ecc ecd ece ecg ech eci eco ecr ect ed- eda edc edd ede edg edh edi edo edr edt eea eec eed eee eeg eeo eer eet ega egc egd ege egg egh egi ego egr egt eha ehc ehd ehe ehg ehh ehi eho ehr eht eia eic eid eie eig eii eio eir eit eo- eoa eoc eod eoe eog eoh eoi eoo eor eot era erc erd ere erg erh eri ero err ert eta etc etd ete etg eth eti eto etr ett g-d gaa gac gad gae gag gah gai gao gar gat gca gcc gcd gce gcg gch gci gco gcr gct gda gdc gdd gde gdh gdi gdo gdr gdt ge- gea gec ged gee geg geh gei geo ger get gga ggc ggd ggg ggh ggi ggo ggr ggt gha ghc ghd ghe ghg ghh ghi gho ghr ght gia gic gid gie gig gih gii gio gir git goa goc god goe gog goh goi goo gor got gra grc grd gre grg grh gri gro grr grt gta gtc gtd gte gtg gth gti gto gtr gtt h-i haa hac had hae hag hah hai hao har hat hca hcc hcd hce hcg hch hci hco hcr hct hda hdc hdd hde hdg hdh hdi hdo hdr hdt he- hea hec hed hee heg heh hei heo her het hga hgc hge hgg hgh hgi hgo hgr hgt hha hhc hhd hhe hhg hhh hhi hho hhr hht hia hic hid hie hig hih hii hio hir hit hoa hoc hod hoe hog hoh hoi hoo hor hot hr- hra hrc hrd hre hrg hrh hri hro hrr hrt hta htc htd hte htg hth hti hto htr htt i-d ia- iaa iac iad iae iag iah iai iao iar iat ica icc icd ice icg ich ici ico icr ict ida idc idd ide idg idh idi ido idr idt ie- iea iec ied iee ieg iei ier iet iga igc igd ige igg igh igi igo igr igt iha ihc ihd ihe ihg ihh ihi iho ihr iht iia iic iid iie iih iii iio iir iit io- ioa ioc iod ioe iog ioh ioi ioo ior iot ir- ira irc ird ire irg iri iro irr irt ita itc itd ite itg ith iti ito itt o-i oaa oac oad oae oag oah oai oao oar oat oc- oca occ ocd ocg och oci oco ocr oct oda odc odd ode odg odh odi odo odr odt oea oec oed oee oeg oeh oei oeo oer oet oga ogc ogd oge ogg ogh ogi ogo ogt oha ohc ohd ohe ohg ohh ohi oho ohr oht oia oic oid oie oii oio oir oit oo- ooa ooc ood oog ooh ooi ooo oor oot or- ora orc ord ore org orh ori oro orr ort ot- ota otc otd ote otg oth oti oto otr ott ra- raa rac rad rae rag rah rai rao rar rat rca rcc rcd rce rcg rch rci rco rcr rct rda rdc rdd rde rdg rdh rdi rdo rdr rdt re- rea rec red ree reg reh rei reo rer ret rga rgc rgd rge rgg rgh rgi rgo rgr rgt rh- rha rhc rhd rhe rhg rhh rhi rho rhr rht ria ric rid rie rig rih rii rio rir rit roa roc rod roe rog roh roi roo ror rot rra rrc rrd rrg rrh rri rrr rrt rta rtc rtd rte rtg rti rto rtr rtt taa tac tad tae tag tah tai tao tar tat tca tcc tcd tce tcg tch tci tco tcr tct tda tdc tdd tde tdg tdh tdi tdo tdr tdt te- tea tec ted tee teg teh tei teo ter tet tga tgc tge tgg tgh tgi tgo tgr tgt th- tha thc thd the thg thh thi tho thr tht tia tic tid tie tig tih tii tio tir tit to- toa toc tod toe tog toh toi too tor