-er a-a a-c a-t aaa aac aae aao aar aas aat aaw ac- aca acc ace aco acr acs act acw aea aec aee aeo aer aes aet aew aoa aoc aoe aoo aor aos aot aow ar- ara arc are aro arr ars art arw as- asa asc ase aso asr ass ast asw at- ata atc ate ato atr ats att atw aw- awa awc awe awo awr aws awt aww c-- caa cac cae cao car cas cat caw cca ccc cce cco ccr ccs cct ccw ce- cea cec cee ceo cer ces cet cew co- coa coc coe coo cor cos cot cow cra crc cre cro crr crs crt crw csa csc cse cso csr css cst csw cta ctc cte cto ctr cts ctt ctw cw- cwa cwc cwe cwo cwr cws cwt eaa eac eae eao ear eas eat eaw ec- eca ecc ece eco ecr ecs ect ecw eea eec eee eeo eer ees eet eew eo- eoa eoc eoe eoo eor eos eot eow era erc ere ero err ers ert erw es- esa esc ese eso esr ess est esw eta etc ete eto etr ets ett etw ewa ewc ewe ewo ewr ews ewt eww oaa oac oae oao oar oas oat oaw oc- oca occ oco ocr ocs oct ocw oea oec oee oeo oer oes oet oo- ooa ooc ooo oor oos oot oow or- ora orc ore oro orr ors ort os- osa osc ose oso osr oss ost osw ot- ota otc ote oto otr ots ott otw owa owc owe owo ows owt oww ra- raa rac rae rao rar ras rat raw rca rcc rce rco rcr rcs rct rcw re- rea rec ree reo rer res ret rew roa roc roe roo ror ros rot row rra rrc rrr rrs rrt rsa rsc rse rso rsr rss rst rsw rta rtc rte rto rtr rts rtt rtw rwa rwc rwe rwr rws saa sac sae sao sar sas sat saw sca scc sce sco scr scs sct scw se- sea sec see seo ser ses set sew soa soc soe soo sor sos sot sow sr- sra src sre sro srr srs srt srw ss- ssa ssc sse sso ssr sss sst ssw sta stc ste sto str sts stt stw swa swc swe swo swr sws swt taa tac tae tao tar tas tat taw tca tcc tce tco tcr tcs tct tcw te- tea tec tee teo ter tes tet tew to- toa toc toe too tor tos tot tow tra trc tre tro trr trs trt trw tsa tsc tse tso tsr tss tst tsw tta ttc tte tto ttr tts ttt ttw twa twc twe two twr tws twt tww waa wac wae wao war was wat waw wca wcc wce wco wcr wcs wct wcw wea wec wee weo wer wes wet wew woa woc woe woo wor wos wot wow wr- wra wrc wre wro wrr wrs wrt wrw wsa wsc wse wso wsr wss wst wsw wta wtc wto wtr wts wtt wtw wwa wwc wwe wwo wwt www