-er eee eek eeo eep eer eet eew eke eko ekp ekr ekt eo- eoe eok eoo eop eor eot eow ep- epe epo epp epr ept epw ere erk ero erp err ert erw ete etk eto etp etr ett etw ewe ewk ewo ewp ewr ewt eww k-t ke- kee kek keo kep ker ket kew kke kkk kkp kkr kkt koe kok koo kop kor kot kow kpe kpk kpo kpp kpr kpt kpw krk kro krp krr krt krw kte ktk kto ktp ktr ktt ktw kw- kwk kwo kwp kwt kww oee oeo oep oer oet oke okk oko okp okr okw oo- ook ooo oop oor oot oow op- ope opk opo opp opr opt opw or- ore ork oro orp orr ort ot- ote otk oto otp otr ott otw owe owk owo owp owt oww p-p pee pek peo pep per pet pew pke pko pkp pkr pkt poe pok poo pop por pot pow ppe ppk ppo ppp ppr ppt ppw pre prk pro prp prr prt prw pt- pte ptk pto ptp ptr ptt ptw pwe pwo pwp pwr pwt re- ree rek reo rep rer ret rew rke rkk rko rkp rkt roe rok roo rop ror rot row rpe rpk rpo rpp rpr rpt rpw rrk rrp rrr rrt rte rtk rto rtp rtr rtt rtw rwe rwr te- tee tek teo tep ter tet tew tke tkk tko tkp tkr tkt tkw to- toe tok too top tor tot tow tpe tpk tpo tpp tpr tpt tpw tre trk tro trp trr trt trw tte ttk tto ttp ttr ttt ttw twe two twp twr twt tww wee wek weo wep wer wet wew wke wko wkp wkr wkt wkw woe wok woo wop wor wot wow wpe wpk wpo wpp wpr wpt wr- wre wrk wro wrp wrr wrt wrw wto wtp wtr wtt wtw wwe wwo wwp wwt www