-al -ly -ol a-a a-b aaa aab aad aal aao aar aau aay ab- aba abb abd abl abo abr abu aby ad- ada adb add adl ado adr adu ady al- ala alb ald all alo alr alu aly aoa aob aod aol aoo aor aou ar- ara arb ard arl aro arr aru ary au- aua aub aud aul auo aur ay- aya ayd ayl ayo ayr ayu b-u baa bab bad bal bao bar bau bay bba bbb bbd bbl bbo bbr bbu bby bda bdb bdd bdl bdo bdr bdu bdy bla blb bld bll blo blr blu bly boa bob bod bol boo bor bou boy bra brb brd brl bro brr bru bry bua bub bud bul buo bur buu buy by- bya byd byl byo byr byu daa dab dad dal dao dar dau day dba dbb dbd dbl dbo dbr dbu dby dda ddb ddd ddl ddo ddr ddu ddy dl- dla dlb dld dll dlo dlr dlu dly doa dob dod dol doo dor dou doy dra drb drd drl dro drr dru dry dua dub dud dul duo dur duy dy- dya dyb dyd dyo dyr dyu dyy la- laa lab lad lal lao lar lau lay lba lbb lbd lbl lbo lbr lbu lda ldb ldd ldl ldo ldr ldu ldy lla llb lld lll llo llr llu lly loa lob lod lol loo lor lou loy lra lrb lrd lro lrr lru lry lua lub lud lul luo lur luu luy lya lyd lyl lyo lyr oaa oab oad oal oao oar oau ob- oba obb obd obl obo obr obu oby oda odb odd odl odo odr odu ola olb old oll olo olu oly oo- ooa oob ood ool ooo oor or- ora orb ord orl oro orr oru ory ou- oua oud oul ouo our oya oyd oyl oyo ra- raa rab rad ral rao rar rau ray rba rbb rbd rbl rbo rbr rbu rda rdb rdd rdl rdo rdr rdu rdy rla rld rll rlo rlr rlu rly roa rob rod rol roo ror rou roy rra rrb rrd rrl rrr rru rua rub rud ruo rur ruu ruy ry- rya ryd ryo ryr ryu ryy ua- uaa uab uad ual uao uar uau uay uba ubb ubl ubo ubr ubu uby uda udb udd udl udo udr udu ula ulb uld ull ulo ulr ulu uly uoa uob uod uol uoo uor ur- ura urb urd url uro urr uru ury uua uur uuu uyo uyu yaa yab yad yal yao yar yau yay ybl ybr yby yda ydl ydo ydy yld yll ylr yly yob yod yol yoo yor you yoy yra yro yru yua yud yul yuo yur yuu yuy yyb yyu yyy