-al a-a a-b aaa aab aad aae aaf aag aal aau ab- aba abb abd abe abf abg abl abu ad- ada adb add ade adf adg adl adu aea aeb aed aee aef aeg ael aeu af- afa afb afd afe aff afg afl afu ag- aga agb agd age agf agg agl agu al- ala alb ald ale alf alg all alu au- aua aub aud aue auf aug aul b-u baa bab bad bae baf bag bal bau bba bbb bbd bbe bbf bbg bbl bbu bda bdb bdd bde bdf bdg bdl bdu be- bea beb bed bee bef beg bel beu bfa bfb bfd bfe bff bfg bfl bfu bga bgb bgd bge bgf bgg bgl bgu bla blb bld ble blf blg bll blu bua bub bud bue buf bug bul buu daa dab dad dae daf dag dal dau dba dbb dbd dbe dbf dbg dbl dbu dda ddb ddd dde ddf ddg ddl ddu de- dea deb ded dee def deg del deu dfa dfb dfd dfe dff dfg dfl dfu dga dgd dge dgf dgg dgl dgu dl- dla dlb dld dle dlf dlg dll dlu dua dub dud due duf dug dul eaa eab ead eae eaf eag eal eau eba ebb ebd ebe ebf ebg ebl ebu ed- eda edb edd ede edf edg edl edu eea eeb eed eee eef eeg eel ef- efa efb efd efe eff efg efl ega egb egd ege egf egg egl egu ela elb eld ele elf elg ell elu eu- eua eub eud eue euf eug eul faa fab fad fae faf fag fal fau fba fbb fbd fbe fbf fbg fbl fbu fda fdb fdd fde fdf fdg fdl fdu fea feb fed fee fef feg fel feu ffa ffd ffe fff ffg ffl ffu fga fgb fgd fge fgf fgg fgl fla flb fld fle flf flg fll flu fua fub fud fue fuf fug ful fuu g-d gaa gab gad gae gaf gag gal gau gba gbd gbe gbf gbg gbl gbu gda gdb gdd gde gdf gdl gdu ge- gea geb ged gee gef geg gel geu gfa gfb gfd gfe gff gfl gga ggb ggd ggg ggu gla glb gld gle glf glg gll glu gu- gua gub gud gue guf gug gul guu la- laa lab lad lae laf lag lal lau lba lbb lbd lbe lbf lbg lbl lbu lda ldb ldd lde ldf ldg ldl ldu lea leb led lee lef leg lel leu lfa lfb lfd lfe lff lfg lfl lfu lga lgb lgd lge lgf lgg lgl lgu lla llb lld lle llf llg lll llu lua lub lud lue luf lug lul luu ua- uaa uab uad uae uaf uag ual uau uba ubb ube ubf ubg ubl ubu uda udb udd ude udf udg udl udu uea ueb ued uee uef ueg uel ufa ufd ufe uff ufg ufl ufu uga ugb uge ugf ugg ugl ugu ula ulb uld ule ulf ulg ull ulu uua uue uug uuu

a-be a-fu aaaa aaab aaad aaae aaaf aaal aaba aabb aabd aabl aada aade aadu aaea aafa aafb aafd aaff aafl aage aala aald aale aall aalu abaa abab abad abae abaf abag abal abau abb- abba abbb abbe abda abdu abed abee abel abff abgd abgl abla able abua abud abue abuf abug abul adaa adab adad adae adag adal adba adda addd adde addl addu adea adeb adee adel adfa adfl adle adua adub adue aeaf aede aega aela afaa afad afdb afdl afee afel affa afgf afla afle aflg afua afud afue agad agag agal agau agba agda agde agea aged agee agel agfa agga agge aggu agla agle aglu agua ague agul alaa alad alae alag alal alau alb- alba albe albu ald- alda alde aldl alea aled alee alef aleg aleu alfa alfe alg- alga alge all- alla alle alll allu alua aluf alug auaa aube aude auel aufe auga auge aul- aula auld aule aulf aull aulu auug baaa baad baaf baal baba babb babe babu bada badb badd bade badu baed bael baff baga bage bagg bala bald bale balf ball balu bau- baud bauf baug baul bbad bbau bbbb bbdd bbeb bbga bblb bdle bduf bead beaf beag beal beau beba bebb bebe beda bede bedl bedu beeb beed beef beeg beel befa befe beff bega begg begu bela beld bele belg bell belu bffl bfgf blaa blab blad blae blag blau bldg blea bleb bled blee bleg bleu blub blud blue bluf buad bual buba bubb bube bubu buda budb budd bude budg budl budu buea buel bueu bufe buff buga buge bugg bula bulb buld bule bulg bull bulu daab daad daae daag daal daau daba dabb dabu dada dade dadu daeb daeu dafa dafe daff daga dage dagg dagu dala dale dalf dall dalu daub daud daue dbag dddd ddub dead deae deaf deal deau deba debe debu deda dedd dede dedu deeb deed deef deeg deel defe deff defg dega dege degu dela deld dele delf dell deua deue deul dfaf dffa dgeg dgge dlab dlbd dleg duaa duab duad dual dub- duba dubb dube dubu duda dudd dude dudu duel duff dufu duga dugu dula dule dull dulu duul e-la eaaf eaba eada eadb eadd eafb eaga eage eagl eala eald eale ebal ebba ebed ebel ebla ebul edad edag edda edde ede- edea edel edfa edfl edfu edge edla edle eede eedu eeea eeee eefa eefe eefl eega eele ef-g efab efda effa efla efua egaa egad egae egal egba egbe egbu egea egee egel eggb egge egle eglu el-b elab elad elal elba elbe elbu elda elde elea eled elee elef elfa elfe elgg ella elle ellu elue elul euba eude euge eula eule faaa faad faba fabd fabe fabu fada fadd fade faeb fafa fafe faff fafg fage fagg fagu fala fald fale fall falu faud faue faul fbla fble fead feaf feal feba