-al -er -ol a-a a-b aaa aab aad aae aag aal aao aar aau ab- aba abb abd abe abg abl abo abr abu ad- ada adb add ade adg adl ado adr adu aea aeb aed aee aeg ael aeo aer aeu ag- aga agb agd age agg agl ago agr agu al- ala alb ald ale alg all alo alr alu aoa aob aod aoe aog aol aoo aor aou ar- ara arb ard are arg arl aro arr aru au- aua aub aud aue aug aul auo aur b-u baa bab bad bae bag bal bao bar bau bba bbb bbd bbe bbg bbl bbo bbr bbu bda bdb bdd bde bdg bdl bdo bdr bdu be- bea beb bed bee beg bel beo ber beu bga bgb bgd bge bgg bgl bgo bgr bgu bla blb bld ble blg bll blo blr blu boa bob bod boe bog bol boo bor bou bra brb brd bre brg brl bro brr bru bua bub bud bue bug bul buo bur buu daa dab dad dae dag dal dao dar dau dba dbb dbd dbe dbg dbl dbo dbr dbu dda ddb ddd dde ddg ddl ddo ddr ddu de- dea deb ded dee deg del deo der deu dga dgd dge dgg dgl dgr dgu dl- dla dlb dld dle dlg dll dlo dlr dlu doa dob dod doe dog dol doo dor dou dra drb drd dre drg drl dro drr dru dua dub dud due dug dul duo dur eaa eab ead eae eag eal eao ear eau eba ebb ebd ebe ebg ebl ebo ebr ebu ed- eda edb edd ede edg edl edo edr edu eea eeb eed eee eeg eel eeo eer ega egb egd ege egg egl ego egr egu ela elb eld ele elg ell elo elr elu eo- eoa eob eod eoe eog eol eoo eor eou era erb erd ere erg erl ero err eru eu- eua eub eud eue eug eul eur g-d gaa gab gad gae gag gal gao gar gau gba gbd gbe gbg gbl gbo gbr gbu gda gdb gdd gde gdl gdo gdr gdu ge- gea geb ged gee geg gel geo ger geu gga ggb ggd ggg ggo ggr ggu gla glb gld gle glg gll glo glr glu goa gob god goe gog gol goo gor gou gra grb grd gre grg grl gro grr gru gu- gua gub gud gue gug gul guo gur guu la- laa lab lad lae lag lal lao lar lau lba lbb lbd lbe lbg lbl lbo lbr lbu lda ldb ldd lde ldg ldl ldo ldr ldu lea leb led lee leg lel leo ler leu lga lgb lgd lge lgg lgl lgo lgr lgu lla llb lld lle llg lll llo llr llu loa lob lod loe log lol loo lor lou lra lrb lrd lrg lro lrr lru lua lub lud lue lug lul luo lur luu oaa oab oad oae oag oal oao oar oau ob- oba obb obd obe obg obl obo obr obu oda odb odd ode odg odl odo odr odu oea oeb oed oee oeg oel oeo oer oga ogd oge ogg ogl ogo ola olb old ole olg oll olo olu oo- ooa oob ood oog ool ooo oor or- ora orb ord ore org orl oro orr oru ou- oua oud oue oul ouo our ra- raa rab rad rae rag ral rao rar rau rba rbb rbd rbe rbg rbl rbo rbr rbu rda rdb rdd rde rdg rdl rdo rdr rdu re- rea reb red ree reg rel reo rer reu rga rgb rgd rge rgg rgo rgr rla rld rle rlg rll rlo rlr rlu roa rob rod roe rog rol roo ror rou rra rrb rrd rrg rrl rrr rru rua rub rud rue rug ruo rur ruu ua- uaa uab uad uae uag ual uao uar uau uba ubb ube ubg ubl ubo ubr ubu uda udb udd ude udg udl udo udr udu uea ueb ued uee ueg uel uer uga ugb uge ugg ugl ugo ugr ugu ula ulb uld ule ulg ull ulo ulr ulu uoa uob uod uoe uog uol uoo uor ur- ura urb urd ure urg url uro urr uru uua uue uug uur uuu