-er a-a aaa aae aak aar aas aaw aea aee aek aer aes aew aka ake akk akr aks akw ar- ara are ark arr ars arw as- asa ase ask asr ass asw aw- awa awe awk awr aws aww eaa eae eak ear eas eaw eea eee eek eer ees eew eka eke ekr eks era ere erk err ers erw es- esa ese esk esr ess esw ewa ewe ewk ewr ews eww ka- kaa kae kak kar kas kaw ke- kea kee kek ker kes kew kke kkk kkr kks kra krk krr krs krw ksa kse ksk ksr kss ksw kw- kwa kwk kws kww ra- raa rae rak rar ras raw re- rea ree rek rer res rew rke rkk rks rra rrk rrr rrs rsa rse rsk rsr rss rsw rwa rwe rwr rws saa sae sak sar sas saw se- sea see sek ser ses sew sk- ska ske skk skr sks skw sr- sra sre srk srr srs srw ss- ssa sse ssk ssr sss ssw swa swe swk swr sws waa wae wak war was waw wea wee wek wer wes wew wka wke wkr wks wkw wr- wra wre wrk wrr wrs wrw wsa wse wsk wsr wss wsw wwa wwe www