-er a-a a-c aaa aac aae aah aar aaw ac- aca acc ace ach acr acw aea aec aee aeh aer aew aha ahc ahe ahh ahr ahw ar- ara arc are arh arr arw aw- awa awc awe awh awr aww c-- caa cac cae cah car caw cca ccc cce cch ccr ccw ce- cea cec cee ceh cer cew ch- cha chc che chh chr chw cra crc cre crh crr crw cw- cwa cwc cwe cwh cwr eaa eac eae eah ear eaw ec- eca ecc ece ech ecr ecw eea eec eee eer eew eha ehc ehe ehh ehr era erc ere erh err erw ewa ewc ewe ewr eww haa hac hae hah har haw hca hcc hce hch hcr hcw he- hea hec hee heh her hew hha hhc hhe hhh hhr hhw hr- hra hrc hre hrh hrr hrw hw- hwa hwe hwr hww ra- raa rac rae rah rar raw rca rcc rce rch rcr rcw re- rea rec ree reh rer rew rh- rha rhc rhe rhh rhr rra rrc rrh rrr rwa rwc rwe rwh rwr waa wac wae wah war waw wca wcc wce wch wcr wcw wea wec wee weh wer wew wh- wha whc whh whr whw wr- wra wrc wre wrh wrr wrw wwa wwc wwe www