-er -ey a-a a-t aaa aae aak aar aat aav aay aea aee aek aer aet aev aey aka ake akk akr akv ar- ara are ark arr art arv ary at- ata ate atr att atv av- ava ave avk avr avt avy ay- aya aye ayk ayr ayt eaa eae eak ear eat eav eea eee eek eer eet eev eey eka eke ekr ekt ekv eky era ere erk err ert erv ery eta ete etk etr ett etv ety eva eve evr evt evv evy eya eye eyr eyt k-t ka- kaa kae kak kar kat kav kay ke- kea kee kek ker ket kev key kke kkk kkr kkt kkv kky kra krk krr krt krv kry kta kte ktk ktr ktt ktv kva kvk kvr kvv kya kye kyr kyt ra- raa rae rak rar rat rav ray re- rea ree rek rer ret rev rey rke rkk rkt rkv rky rra rrk rrr rrt rta rte rtk rtr rtt rtv rty rva rve rvr rvt rvv rvy ry- rya rye ryk ryr ryy taa tae tak tar tat tav tay te- tea tee tek ter tet tev tey tka tke tkk tkr tkt tky tra tre trk trr trt trv try tta tte ttk ttr ttt ttv tty tva tve tvk tvr tvt tvy tya tye tyr tyt v-a v-e vaa vae vak var vat vav vay vea vee vek ver vet vey vka vkt vra vre vrk vrr vrt vry vta vte vtk vtr vtt vtv vty vva vvr vvt vvv vye vyt yaa yae yak yar yat yav yay yea yee yek yer yet yev yey yka ykk yra yre yrt yta yte ytk ytr ytt ytv yva yve yvr yvy yye yyt yyy