-al -er -ey -ly -ol a-a a-b aaa aab aae aal aao aar aax aay ab- aba abb abe abl abo abr abx aby aea aeb aee ael aeo aer aex aey al- ala alb ale all alo alr alx aly aoa aob aoe aol aoo aor aox ar- ara arb are arl aro arr arx ary ax- axa axe axl axo axr axx ay- aya aye ayl ayo ayr ayx baa bab bae bal bao bar bax bay bba bbb bbe bbl bbo bbr bbx bby be- bea beb bee bel beo ber bex bey bla blb ble bll blo blr blx bly boa bob boe bol boo bor box boy bra brb bre brl bro brr brx bry bxb bxl bxo bxx by- bya bye byl byo byr eaa eab eae eal eao ear eax eba ebb ebe ebl ebo ebr ebx eby eea eeb eee eel eeo eer eex eey ela elb ele ell elo elr elx ely eo- eoa eob eoe eol eoo eor era erb ere erl ero err ery ex- exa exe exl exo exr exx exy eya eye eyl eyo eyr la- laa lab lae lal lao lar lax lay lba lbb lbe lbl lbo lbr lbx lea leb lee lel leo ler lex ley lla llb lle lll llo llr lly loa lob loe lol loo lor lox loy lra lrb lro lrr lry lxo lxr lxx lya lye lyl lyo lyr lyx oaa oab oae oal oao oar oax ob- oba obb obe obl obo obr obx oby oea oeb oee oel oeo oer oex oey ola olb ole oll olo oly oo- ooa oob ool ooo oor oox or- ora orb ore orl oro orr orx ory ox- oxa oxb oxo oxx oxy oya oye oyl oyo ra- raa rab rae ral rao rar rax ray rba rbb rbe rbl rbo rbr rbx re- rea reb ree rel reo rer rex rey rla rle rll rlo rlr rly roa rob roe rol roo ror rox roy rra rrb rrl rrr rxr ry- rya rye ryo ryr ryy xaa xal xar xbe xbl xbr xbx xee xel xer xex xla xlb xlr xoa xoo xor xox xrx xry xxl xxo xxx xxy xyl xyr xyy yaa yab yae yal yao yar yax yay ybe ybl ybr yby yea yeb yee yel yeo yer yex yey yle yll ylr yly yob yoe yol yoo yor yox yoy yra yre yro yxa yxe yxy yyb yye yyy