-th eee eek eeo ees eet ehe ehh eho ehs eht eke ekh eko eks ekt eo- eoe eoh eok eoo eos eot es- ese esh esk eso ess est ete eth etk eto ets ett he- hee heh hek heo hes het hhe hhh hhk hho hhs hht hkh hkk hko hks hkt hoe hoh hok hoo hos hot hse hsh hsk hss hst hte hth htk hto hts htt k-t ke- kee keh kek keo kes ket khe khh khk kho khs kke kkh kkk kks kkt koe koh kok koo kos kot kse ksh ksk kso kss kst kte kth ktk kto kts ktt oee oeh oeo oes oet ohe ohh oho ohs oht oke okk oko oks oo- ooh ook ooo oos oot os- ose osh osk oso oss ost ot- ote oth otk oto ots ott se- see seh sek seo ses set sh- she shh shk sho shs sht sk- ske skh skk sko sks skt soe soh sok soo sos sot ss- sse ssh ssk sso sss sst ste sth stk sto sts stt te- tee teh tek teo tes tet th- the thh thk tho ths tht tke tkk tko tks tkt to- toe toh tok too tos tot tse tsh tsk tso tss tst tte tth ttk tto tts ttt