-al -ly -ol a-a a-b a-c aaa aab aac aal aao aar aau aay ab- aba abb abc abl abo abr abu aby ac- aca acb acc acl aco acr acu acy al- ala alb alc all alo alr alu aly aoa aob aoc aol aoo aor aou ar- ara arb arc arl aro arr aru ary au- aua aub auc aul auo aur ay- aya ayc ayl ayo ayr ayu b-u baa bab bac bal bao bar bau bay bba bbb bbc bbl bbo bbr bbu bby bca bcb bcc bcl bco bcr bcu bcy bla blb blc bll blo blr blu bly boa bob boc bol boo bor bou boy bra brb brl bro brr bru bry bua bub buc bul buo bur buu buy by- bya byc byl byo byr byu c-- caa cab cac cal cao car cau cay cba cbb cbc cbl cbo cbr cbu cby cca ccb ccc ccl cco ccr ccu cl- cla clb clc cll clo clr clu cly co- coa cob coc col coo cor cou coy cra crb crc crl cro crr cru cry cua cub cuc cul cuo cur cuu cuy cya cyb cyc cyl cyo cyr la- laa lab lac lal lao lar lau lay lba lbb lbc lbl lbo lbr lbu lca lcb lcc lcl lco lcr lcu lcy lla llb llc lll llo llr llu lly loa lob loc lol loo lor lou loy lra lrb lrc lro lrr lru lry lua lub luc lul luo lur luu luy lya lyc lyl lyo lyr oaa oab oac oal oao oar oau ob- oba obb obc obl obo obr obu oby oc- oca ocb occ ocl oco ocr ocu ola olb olc oll olo olu oly oo- ooa oob ooc ool ooo oor or- ora orb orc orl oro orr oru ory ou- oua ouc oul ouo our oya oyl oyo ra- raa rab rac ral rao rar rau ray rba rbb rbc rbl rbo rbr rbu rca rcb rcc rcl rco rcr rcu rla rlc rll rlo rlr rlu rly roa rob roc rol roo ror rou roy rra rrb rrc rrl rrr rru rua rub ruc ruo rur ruu ruy ry- rya ryc ryo ryr ryu ryy ua- uaa uab uac ual uao uar uau uay uba ubb ubc ubl ubo ubr ubu uby uca ucb ucc ucl uco ucr ucu ula ulb ulc ull ulo ulr ulu uly uoa uob uoc uol uoo uor ur- ura urb urc url uro urr uru ury uua uuc uur uuu uyc uyo uyu yaa yab yac yal yao yar yau yay ybc ybl ybr yby yca ycc ycl yco ycu ycy ylc yll ylr yly yob yoc yol yoo yor you yoy yra yrc yro yru yua yul yuo yur yuu yuy yyb yyc yyu yyy