-ly -ol b-u bbb bbc bbk bbl bbo bbu bby bcb bcc bcj bck bcl bco bcu bcy bjc bjj bjk bju bkb bkc bkk bkl bko blb blc blj blk bll blo blu bly bob boc boj bok bol boo bou boy bub buc buj buk bul buo buu buy by- byc byj byk byl byo byu c-- c-j cbb cbc cbj cbk cbl cbo cbu cby ccb ccc ccj cck ccl cco ccu cjb cjc cjk ckb ckc cko cky cl- clb clc clj clk cll clo clu cly co- cob coc coj cok col coo cou coy cub cuc cuk cul cuo cuu cuy cyb cyc cyk cyl cyo jbc jbj jbk jbl jbo jbu jcb jcc jck jcl jco jcu jjb jjc jjj jjk jjl jju jjy jkb jkk jkl jko jku jlb jlc jll jlo jlu job joc joj jok jol joo jou joy jub juk jul juo juy jyj kbb kbc kbk kbl kbo kbu kcb kcc kck kcl kcu kjb kjc kju kkb kkc kkk kkl kku kky kl- klb klc klo klu kly kob koc kok kol koo kou koy kub kuc kuj kuk kul kuu kuy kyc kyl kyo kyu lbb lbc lbj lbk lbl lbo lbu lcb lcc lcj lck lcl lco lcu lcy ljj lju lkb lkl lky llb llc llj llk lll llo llu lly lob loc loj lok lol loo lou loy lub luc luk lul luo luu luy lyc lyk lyl lyo ob- obb obc obj obk obl obo obu oby oc- ocb occ ocj ock ocl oco ocu ojb ojc ojo oju ojy okb okc okj okk okl oko oku olb olc olk oll olo olu oly oo- oob ooc ook ool ooo ou- ouc ouk oul ouo oyl oyo ubb ubc ubk ubl ubo ubu uby ucb ucc ucj uck ucl uco ucu ujc ujo ukb ukc ukk ukl uku ulb ulc ulk ull ulo ulu uly uob uoc uoj uok uol uoo uuc uuu uyc uyo uyu ybc ybl yby ycc ycl yco ycu ycy ykk ylc ylj ylk yll yly yob yoc yoj yok yol yoo you yoy yuj yuk yul yuo yuu yuy yyb yyc yyu yyy