-al -ly -ol a-a a-b a-t aaa aab aad aal aao aar aat aay ab- aba abb abd abl abo abr abt aby ad- ada adb add adl ado adr adt ady al- ala alb ald all alo alr alt aly aoa aob aod aol aoo aor aot ar- ara arb ard arl aro arr art ary at- ata atb atd atl ato atr att ay- aya ayd ayl ayo ayr ayt baa bab bad bal bao bar bat bay bba bbb bbd bbl bbo bbr bbt bby bda bdb bdd bdl bdo bdr bdt bdy bla blb bld bll blo blr blt bly boa bob bod bol boo bor bot boy bra brb brd brl bro brr brt bry bta btb btd btl bto btr btt bty by- bya byd byl byo byr byt daa dab dad dal dao dar dat day dba dbb dbd dbl dbo dbr dbt dby dda ddb ddd ddl ddo ddr ddt ddy dl- dla dlb dld dll dlo dlr dlt dly doa dob dod dol doo dor dot doy dra drb drd drl dro drr drt dry dta dtb dtd dtl dto dtr dtt dty dy- dya dyb dyd dyo dyr dyy la- laa lab lad lal lao lar lat lay lba lbb lbd lbl lbo lbr lbt lda ldb ldd ldl ldo ldr ldt ldy lla llb lld lll llo llr llt lly loa lob lod lol loo lor lot loy lra lrb lrd lro lrr lrt lry lta ltb ltd ltl lto ltr ltt lya lyd lyl lyo lyr lyt oaa oab oad oal oao oar oat ob- oba obb obd obl obo obr obt oby oda odb odd odl odo odr odt ola olb old oll olo olt oly oo- ooa oob ood ool ooo oor oot or- ora orb ord orl oro orr ort ory ot- ota otb otd otl oto otr ott oya oyd oyl oyo ra- raa rab rad ral rao rar rat ray rba rbb rbd rbl rbo rbr rbt rda rdb rdd rdl rdo rdr rdt rdy rla rld rll rlo rlr rlt rly roa rob rod rol roo ror rot roy rra rrb rrd rrl rrr rrt rta rtb rtd rtl rto rtr rtt rty ry- rya ryd ryo ryr ryy taa tab tad tal tao tar tat tay tba tbb tbd tbl tbo tbr tbt tda tdb tdd tdl tdo tdr tdt tdy tla tld tll tlo tlr tlt to- toa tob tod tol too tor tot toy tra trb trd trl tro trr trt try tta ttb ttd ttl tto ttr ttt tty tya tyd tyl tyo tyr tyt yaa yab yad yal yao yar yat yay ybl ybr yby yda ydl ydo ydt ydy yld yll ylr ylt yly yob yod yol yoo yor yot yoy yra yro yrt yta ytd ytl yto ytr ytt yyb yyt yyy