-al -er a-a a-c aaa aac aae aah aal aar ac- aca acc ace ach acl acr aea aec aee aeh ael aer aha ahc ahe ahh ahl ahr al- ala alc ale alh all alr ar- ara arc are arh arl arr c-- caa cac cae cah cal car cca ccc cce cch ccl ccr ce- cea cec cee ceh cel cer ch- cha chc che chh chl chr cl- cla clc cle clh cll clr cra crc cre crh crl crr eaa eac eae eah eal ear ec- eca ecc ece ech ecl ecr eea eec eee eel eer eha ehc ehe ehh ehl ehr ela elc ele elh ell elr era erc ere erh erl err haa hac hae hah hal har hca hcc hce hch hcl hcr he- hea hec hee heh hel her hha hhc hhe hhh hhl hhr hla hlc hle hlh hll hlr hr- hra hrc hre hrh hrl hrr la- laa lac lae lah lal lar lca lcc lce lch lcl lcr lea lec lee leh lel ler lha lhc lhh lhr lla llc lle lll llr lra lrc lrh lrr ra- raa rac rae rah ral rar rca rcc rce rch rcl rcr re- rea rec ree reh rel rer rh- rha rhc rhe rhh rhl rhr rla rlc rle rlh rll rlr rra rrc rrh rrl rrr