-al -er a-a a-c aaa aac aae aak aal aar aav ac- aca acc ace ack acl acr acv aea aec aee aek ael aer aev aka akc ake akk akl akr akv al- ala alc ale alk all alr alv ar- ara arc are ark arl arr arv av- ava avc ave avk avl avr c-- caa cac cae cak cal car cav cca ccc cce cck ccl ccr ccv ce- cea cec cee cek cel cer cev cka ckc cl- cla clc cle clk cll clr clv cra crc cre crk crl crr crv cva cvc cve cvk cvl cvr cvv eaa eac eae eak eal ear eav ec- eca ecc ece eck ecl ecr ecv eea eec eee eek eel eer eev eka ekc eke ekl ekr ekv ela elc ele elk ell elr elv era erc ere erk erl err erv eva evc eve evl evr evv ka- kaa kac kae kak kal kar kav kca kcc kce kck kcl kcr ke- kea kec kee kek kel ker kev kkc kke kkk kkl kkr kkv kl- kla klc klr klv kra krc krk krl krr krv kva kvk kvr kvv la- laa lac lae lak lal lar lav lca lcc lce lck lcl lcr lcv lea lec lee lek lel ler lev lka lkl lkr lla llc lle llk lll llr llv lra lrc lrk lrr lrv lva lvc lve lvl lvr lvv ra- raa rac rae rak ral rar rav rca rcc rce rcl rcr rcv re- rea rec ree rek rel rer rev rkc rke rkk rkv rla rlc rle rll rlr rra rrc rrk rrl rrr rva rvc rve rvl rvr rvv v-a v-e vaa vac vae vak val var vav vca vcc vce vcl vcr vea vec vee vek vel ver vka vl- vla vlc vle vlk vll vlv vra vrc vre vrk vrr vva vvc vvr vvv