-al -er a-a a-b aaa aab aae aag aah aal aar aav ab- aba abb abe abg abh abl abr abv aea aeb aee aeg aeh ael aer aev ag- aga agb age agg agh agl agr agv aha ahb ahe ahg ahh ahl ahr ahv al- ala alb ale alg alh all alr alv ar- ara arb are arg arh arl arr arv av- ava avb ave avg avh avl avr baa bab bae bag bah bal bar bav bba bbb bbe bbg bbh bbl bbr be- bea beb bee beg beh bel ber bev bga bgb bge bgg bgh bgl bgr bgv bha bhb bhe bhg bhh bhl bhr bhv bla blb ble blg blh bll blr blv bra brb bre brg brh brl brr brv bva bvb bve bvg bvh bvl bvr bvv eaa eab eae eag eah eal ear eav eba ebb ebe ebg ebh ebl ebr ebv eea eeb eee eeg eel eer eev ega egb ege egg egh egl egr eha ehb ehe ehg ehh ehl ehr ehv ela elb ele elg elh ell elr elv era erb ere erg erh erl err erv eva evb eve evg evh evl evr evv gaa gab gae gag gah gal gar gav gba gbe gbg gbh gbl gbr gbv ge- gea geb gee geg geh gel ger gev gga ggb ggg ggh ggr ggv gha ghb ghe ghg ghh ghl ghr gla glb gle glg glh gll glr glv gra grb gre grg grh grl grr grv gva gvb gve gvg gvh gvl gvr haa hab hae hag hah hal har hav hba hbb hbe hbg hbh hbl hbr hbv he- hea heb hee heg heh hel her hev hga hgb hge hgg hgh hgl hgr hgv hha hhb hhe hhg hhh hhl hhr hhv hla hlb hle hlg hlh hll hlr hlv hr- hra hrb hre hrg hrh hrl hrr hrv hv- hva hvb hvg hvl hvr hvv la- laa lab lae lag lah lal lar lav lba lbb lbe lbg lbh lbl lbr lbv lea leb lee leg leh lel ler lev lga lgb lge lgg lgh lgl lgr lgv lha lhb lhh lhr lhv lla llb lle llg lll llr llv lra lrb lrg lrh lrr lrv lva lvb lve lvg lvh lvl lvr lvv ra- raa rab rae rag rah ral rar rav rba rbb rbe rbg rbh rbl rbr re- rea reb ree reg reh rel rer rev rga rgb rge rgg rgh rgr rgv rh- rha rhb rhe rhg rhh rhl rhr rhv rla rle rlg rlh rll rlr rra rrb rrg rrh rrl rrr rva rvb rve rvg rvh rvl rvr rvv v-a v-e vaa vab vae vag vah val var vav vba vbg vbh vbl vbr vbv vea veb vee veg veh vel ver vga vgg vgh vgl vgr vh- vha vhb vhe vl- vla vlb vle vll vlv vra vrb vre vrg vrh vrr vva vvb vvg vvr vvv