-al a-a aaa aaf aak aal aar aav af- afa aff afk afl afr afv aka akk akl akr akv al- ala alf alk all alr alv ar- ara arf ark arl arr arv av- ava avf avk avl avr faa faf fak fal far fav ffa fff ffk ffl ffr ffv fka fkf fkk fkl fla flf fll flr fra frf frk frl frr fva fvk ka- kaa kaf kak kal kar kav kfa kff kkk kkl kkr kkv kl- kla klf klr klv kra krf krk krl krr krv kva kvk kvr kvv la- laa laf lak lal lar lav lfa lff lfk lfl lfr lka lkl lkr lla llf llk lll llr llv lra lrf lrk lrr lrv lva lvf lvl lvr lvv ra- raa raf rak ral rar rav rfa rff rfk rfl rfr rfv rkf rkk rkv rla rlf rll rlr rra rrf rrk rrl rrr rva rvf rvl rvr rvv v-a vaa vak val var vav vfa vff vfl vfr vfv vka vl- vla vlf vlk vll vlv vra vrf vrk vrr vva vvr vvv