-er eee eek eeo eer ees eew ehe ehh eho ehr ehs eke ekh eko ekr eks eo- eoe eoh eok eoo eor eos eow ere erh erk ero err ers erw es- ese esh esk eso esr ess esw ewe ewk ewo ewr ews eww he- hee heh hek heo her hes hew hhe hhh hhk hho hhr hhs hhw hkh hkk hko hkr hks hkw hoe hoh hok hoo hor hos how hr- hre hrh hrk hro hrr hrs hrw hse hsh hsk hsr hss hsw hw- hwe hwk hwo hwr hws hww ke- kee keh kek keo ker kes kew khe khh khk kho khr khs kke kkh kkk kkr kks koe koh kok koo kor kos kow krk kro krr krs krw kse ksh ksk kso ksr kss ksw kw- kwh kwk kwo kws kww oee oeh oeo oer oes ohe ohh oho ohr ohs oke okk oko okr oks okw oo- ooh ook ooo oor oos oow or- ore orh ork oro orr ors os- ose osh osk oso osr oss osw owe owh owk owo ows oww re- ree reh rek reo rer res rew rh- rhe rhh rho rhr rhs rke rkk rko rks roe roh rok roo ror ros row rrh rrk rrr rrs rse rsh rsk rso rsr rss rsw rwe rwh rwr rws se- see seh sek seo ser ses sew sh- she shh shk sho shr shs sk- ske skh skk sko skr sks skw soe soh sok soo sor sos sow sr- sre srh srk sro srr srs srw ss- sse ssh ssk sso ssr sss ssw swe swh swk swo swr sws wee weh wek weo wer wes wew wh- whh whk who whr whs whw wke wko wkr wks wkw woe woh wok woo wor wos wow wr- wre wrh wrk wro wrr wrs wrw wse wsh wsk wso wsr wss wsw wwe wwo www