-ey a-a a-b a-c aaa aab aac aae aao aap aas aaw aay ab- aba abb abc abe abo abp abs abw aby ac- aca acb acc ace aco acp acs acw acy aea aeb aec aee aeo aep aes aew aey aoa aob aoc aoe aoo aop aos aow ap- apa apb apc ape apo app aps apw apy as- asa asb asc ase aso asp ass asw asy aw- awa awb awc awe awo awp aws aww awy ay- aya ayc aye ayo ayp ays ayw b-p baa bab bac bae bao bap bas baw bay bba bbb bbc bbe bbo bbp bbs bbw bby bca bcb bcc bce bco bcp bcs bcy be- bea beb bec bee beo bep bes bew bey boa bob boc boe boo bop bos bow boy bpa bpb bpc bpe bpo bpp bps bpw bpy bsa bsb bsc bse bso bsp bss bsw bsy bwa bwb bwc bwo bwp bws bwy by- bya byc bye byo byp bys c-- caa cab cac cae cao cap cas caw cay cba cbb cbc cbe cbo cbp cbs cbw cby cca ccb ccc cce cco ccp ccs ccw ce- cea ceb cec cee ceo cep ces cew cey co- coa cob coc coe coo cop cos cow coy cpa cpb cpc cpe cpo cpp cps cpw csa csb csc cse cso csp css csw csy cw- cwa cwb cwc cwe cwo cwp cws cya cyb cyc cye cyo cyp cys cyw eaa eab eac eae eao eap eas eaw eba ebb ebc ebe ebo ebp ebs ebw eby ec- eca ecb ecc ece eco ecs ecw eea eeb eec eee eeo eep ees eew eey eo- eoa eob eoc eoe eoo eop eos eow ep- epa epb epc epe epo epp eps epw es- esa esb esc ese eso esp ess esw esy ewa ewb ewc ewe ewo ewp ews eww ewy eya eyc eye eyo eyp eys oaa oab oac oae oao oap oas oaw ob- oba obb obc obe obo obp obs obw oby oc- oca ocb occ oco ocp ocs ocw oea oeb oec oee oeo oep oes oey oo- ooa oob ooc ooo oop oos oow op- opa opb opc ope opo opp ops opw opy os- osa osb osc ose oso osp oss osw owa owb owc owe owo owp ows oww oya oye oyo oys p-p paa pab pac pae pao pap pas paw pay pba pbb pbc pbe pbo pbp pbs pbw pby pca pcb pcc pce pco pcp pcs pcw pea peb pec pee peo pep pes pew pey poa pob poc poe poo pop pos pow poy ppa ppb ppc ppe ppo ppp pps ppw ps- psa psb psc pse pso psp pss psw psy pwa pwb pwc pwe pwo pwp pws py- pya pyb pyc pye pyo pys saa sab sac sae sao sap sas saw say sba sbb sbc sbe sbo sbp sbs sbw sby sca scb scc sce sco scp scs scw se- sea seb sec see seo sep ses sew sey soa sob soc soe soo sop sos sow soy spa spb spc spe spo spp sps spw spy ss- ssa ssb ssc sse sso ssp sss ssw swa swb swc swe swo swp sws swy sy- sya syb syc sye syp sys waa wab wac wae wao wap was waw way wba wbb wbc wbe wbo wbs wbw wca wcb wcc wce wco wcp wcs wcw wea web wec wee weo wep wes wew wey woa wob woc woe woo wop wos wow woy wpa wpb wpc wpe wpo wpp wps wpy wsa wsb wsc wse wso wsp wss wsw wwa wwc wwe wwo wwp www wy- wya wyc wye wyo wyp wys yaa yab yac yae yao yap yas yaw yay ybc ybe ybp ybs yby yca ycc yce yco ycp ycs ycw ycy yea yeb yec yee yeo yep yes yew yey yob yoc yoe yoo yop yos yow yoy ypa ypo yps ysa ysb ysc yse yso ysp yss ysy ywc yyb yyc yye yys yyy