-al -ly -ol a-a a-b a-c aaa aab aac aal aao aap aas aay ab- aba abb abc abl abo abp abs aby ac- aca acb acc acl aco acp acs acy al- ala alb alc all alo alp als aly aoa aob aoc aol aoo aop aos ap- apa apb apc apl apo app aps apy as- asa asb asc asl aso asp ass asy ay- aya ayc ayl ayo ayp ays b-p baa bab bac bal bao bap bas bay bba bbb bbc bbl bbo bbp bbs bby bca bcb bcc bcl bco bcp bcs bcy bla blb blc bll blo blp bls bly boa bob boc bol boo bop bos boy bpa bpb bpc bpl bpo bpp bps bpy bsa bsb bsc bsl bso bsp bss bsy by- bya byc byl byo byp bys c-- caa cab cac cal cao cap cas cay cba cbb cbc cbl cbo cbp cbs cby cca ccb ccc ccl cco ccp ccs cl- cla clb clc cll clo clp cls cly co- coa cob coc col coo cop cos coy cpa cpb cpc cpl cpo cpp cps csa csb csc csl cso csp css csy cya cyb cyc cyl cyo cyp cys l-p la- laa lab lac lal lao lap las lay lba lbb lbc lbl lbo lbp lbs lca lcb lcc lcl lco lcp lcs lcy lla llb llc lll llo llp lls lly loa lob loc lol loo lop los loy lpa lpb lpc lpl lpo lpp lps lsa lsb lsc lsl lso lsp lss lya lyc lyl lyo lys oaa oab oac oal oao oap oas ob- oba obb obc obl obo obp obs oby oc- oca ocb occ ocl oco ocp ocs ola olb olc oll olo olp ols oly oo- ooa oob ooc ool ooo oop oos op- opa opb opc opl opo opp ops opy os- osa osb osc osl oso osp oss oya oyl oyo oys p-p paa pab pac pal pao pap pas pay pba pbb pbc pbl pbo pbp pbs pby pca pcb pcc pcl pco pcp pcs pla plb plc pll plo plp pls ply poa pob poc pol poo pop pos poy ppa ppb ppc ppl ppo ppp pps ps- psa psb psc psl pso psp pss psy py- pya pyb pyc pyl pyo pys saa sab sac sal sao sap sas say sba sbb sbc sbl sbo sbp sbs sby sca scb scc scl sco scp scs sla slb slc sll slo slp sls sly soa sob soc sol soo sop sos soy spa spb spc spl spo spp sps spy ss- ssa ssb ssc ssl sso ssp sss sy- sya syb syc syl syp sys yaa yab yac yal yao yap yas yay ybc ybl ybp ybs yby yca ycc ycl yco ycp ycs ycy ylc yll yls yly yob yoc yol yoo yop yos yoy ypa ypl ypo yps ysa ysb ysc ysl yso ysp yss ysy yyb yyc yys yyy