-er a-a aaa aae aak aan aar aas aaw aea aee aek aen aer aes aew aka ake akk akn akr aks akw an- ana ane ank ann anr ans ar- ara are ark arn arr ars arw as- asa ase ask asn asr ass asw aw- awa awe awk awn awr aws aww eaa eae eak ean ear eas eaw eea eee eek een eer ees eew eka eke ekr eks en- ena ene enk enn enr ens enw era ere erk ern err ers erw es- esa ese esk esn esr ess esw ewa ewe ewk ewr ews eww ka- kaa kae kak kan kar kas kaw ke- kea kee kek ken ker kes kew kke kkk kkn kkr kks kn- kna kne knk knn knr kra krk krn krr krs krw ksa kse ksk ksn ksr kss ksw kw- kwa kwk kws kww naa nae nak nan nar nas naw ne- nea nee nek nen ner nes new nka nke nkk nkn nkr nks nna nne nnk nnn nns nnw nra nre nrk nrn nrr nrs nrw nsa nse nsk nsn nsr nss nsw nwa nwe nwn nwr nws ra- raa rae rak ran rar ras raw re- rea ree rek ren rer res rew rke rkk rks rna rnn rnr rns rnw rra rrk rrn rrr rrs rsa rse rsk rsn rsr rss rsw rwa rwe rwr rws saa sae sak san sar sas saw se- sea see sek sen ser ses sew sk- ska ske skk skr sks skw sna sne snk snn snr sns snw sr- sra sre srk srn srr srs srw ss- ssa sse ssk ssn ssr sss ssw swa swe swk swn swr sws waa wae wak wan war was waw wea wee wek wen wer wes wew wka wke wkr wks wkw wn- wna wne wnn wns wnw wr- wra wre wrk wrn wrr wrs wrw wsa wse wsk wsn wsr wss wsw wwa wwe wwn www