-er a-a aaa aad aae aak aao aar aaw ad- ada add ade adk ado adr adw aea aed aee aek aeo aer aew aka akd ake akk ako akr akw aoa aod aoe aok aoo aor aow ar- ara ard are ark aro arr arw aw- awa awd awe awk awo awr aww daa dad dae dak dao dar daw dda ddd dde ddk ddo ddr ddw de- dea ded dee dek deo der dew dka dke dkk dko dkr dkw doa dod doe dok doo dor dow dra drd dre drk dro drr drw dwa dwe dwo dwr dww eaa ead eae eak eao ear eaw ed- eda edd ede edk edo edr edw eea eed eee eek eeo eer eew eka ekd eke eko ekr eo- eoa eod eoe eok eoo eor eow era erd ere erk ero err erw ewa ewd ewe ewk ewo ewr eww ka- kaa kad kae kak kao kar kaw kda kde kdk kdo kdr ke- kea ked kee kek keo ker kew kke kkk kkr koa kod koe kok koo kor kow kra krd krk kro krr krw kw- kwa kwd kwk kwo kww oaa oad oae oak oao oar oaw oda odd ode odo odr oea oed oee oeo oer oka okd oke okk oko okr okw oo- ooa ood ook ooo oor oow or- ora ord ore ork oro orr owa owd owe owk owo oww ra- raa rad rae rak rao rar raw rda rdd rde rdo rdr re- rea red ree rek reo rer rew rke rkk rko roa rod roe rok roo ror row rra rrd rrk rrr rwa rwd rwe rwr waa wad wae wak wao war waw wda wdr wea wed wee wek weo wer wew wka wkd wke wko wkr wkw woa wod woe wok woo wor wow wr- wra wrd wre wrk wro wrr wrw wwa wwd wwe wwo www