-al a-a a-b aaa aab aae aag aah aak aal ab- aba abb abe abg abh abk abl aea aeb aee aeg aeh aek ael ag- aga agb age agg agh agk agl aha ahb ahe ahg ahh ahk ahl aka akb ake akg akh akk akl al- ala alb ale alg alh alk all baa bab bae bag bah bak bal bba bbb bbe bbg bbh bbk bbl be- bea beb bee beg beh bek bel bga bgb bge bgg bgh bgk bgl bha bhb bhe bhg bhh bhk bhl bka bkb bke bkg bkk bkl bla blb ble blg blh blk bll eaa eab eae eag eah eak eal eba ebb ebe ebg ebh ebk ebl eea eeb eee eeg eek eel ega egb ege egg egh egl eha ehb ehe ehg ehh ehl eka ekb eke ekg ekh ekl ela elb ele elg elh elk ell gaa gab gae gag gah gak gal gba gbe gbg gbh gbk gbl ge- gea geb gee geg geh gek gel gga ggb ggg ggh gha ghb ghe ghg ghh ghl gka gkb gkh gla glb gle glg glh glk gll haa hab hae hag hah hak hal hba hbb hbe hbg hbh hbk hbl he- hea heb hee heg heh hek hel hga hgb hge hgg hgh hgk hgl hha hhb hhe hhg hhh hhk hhl hka hkb hkg hkh hkk hkl hla hlb hle hlg hlh hll ka- kaa kab kae kag kah kak kal kba kbb kbe kbh kbk kbl ke- kea keb kee keg keh kek kel kga kgb kgh kgl kha khe khh khk kkb kke kkh kkk kkl kl- kla klb klg klh la- laa lab lae lag lah lak lal lba lbb lbe lbg lbh lbk lbl lea leb lee leg leh lek lel lga lgb lge lgg lgh lgk lgl lha lhb lhh lhk lka lkb lkg lkh lkl lla llb lle llg llk lll