-al -er a-a a-c aaa aac aae aah aak aal aar ac- aca acc ace ach ack acl acr aea aec aee aeh aek ael aer aha ahc ahe ahh ahk ahl ahr aka akc ake akh akk akl akr al- ala alc ale alh alk all alr ar- ara arc are arh ark arl arr c-- caa cac cae cah cak cal car cca ccc cce cch cck ccl ccr ce- cea cec cee ceh cek cel cer ch- cha chc che chh chk chl chr cka ckc ckh cl- cla clc cle clh clk cll clr cra crc cre crh crk crl crr eaa eac eae eah eak eal ear ec- eca ecc ece ech eck ecl ecr eea eec eee eek eel eer eha ehc ehe ehh ehl ehr eka ekc eke ekh ekl ekr ela elc ele elh elk ell elr era erc ere erh erk erl err haa hac hae hah hak hal har hca hcc hce hch hck hcl hcr he- hea hec hee heh hek hel her hha hhc hhe hhh hhk hhl hhr hka hkh hkk hkl hkr hla hlc hle hlh hll hlr hr- hra hrc hre hrh hrk hrl hrr ka- kaa kac kae kah kak kal kar kca kcc kce kch kck kcl kcr ke- kea kec kee keh kek kel ker kha khe khh khk khr kkc kke kkh kkk kkl kkr kl- kla klc klh klr kra krc krk krl krr la- laa lac lae lah lak lal lar lca lcc lce lch lck lcl lcr lea lec lee leh lek lel ler lha lhc lhh lhk lhr lka lkh lkl lkr lla llc lle llk lll llr lra lrc lrh lrk lrr ra- raa rac rae rah rak ral rar rca rcc rce rch rcl rcr re- rea rec ree reh rek rel rer rh- rha rhc rhe rhh rhl rhr rkc rke rkk rla rlc rle rlh rll rlr rra rrc rrh rrk rrl rrr