a-a aaa aaf aak aan aao aap aas aay af- afa aff afk afn afo afp afs afy aka akk akn ako akp aks an- ana anf ank ann ano anp ans any aoa aof aok aon aoo aop aos ap- apa apf apk apn apo app aps apy as- asa asf ask asn aso asp ass asy ay- aya ayf ayk ayn ayo ayp ays faa faf fak fan fao fap fas fay ffa fff ffk ffn ffo ffp ffs ffy fka fkf fkk fkp fna fnf fnk fnn fnp fns foa fof fok fon foo fop fos foy fpa fpk fpn fpo fpp fps fpy fsa fsf fsk fsn fso fsp fss fy- fya fyk fyn fyo fyp ka- kaa kaf kak kan kao kap kas kay kfa kff kfo kfs kkk kkn kkp kks kky kn- kna knf knk knn kno knp koa kof kok kon koo kop kos koy kpa kpf kpk kpn kpo kpp kps ksa ksf ksk ksn kso ksp kss kya kyn kyo kyp kys naa naf nak nan nao nap nas nay nfa nff nfk nfn nfo nfp nfs nka nkf nkk nkn nko nkp nks nky nna nnf nnk nnn nno nnp nns no- noa nof nok non noo nop nos noy npa npf npn npo npp nps nsa nsf nsk nsn nso nsp nss nsy nya nyf nyk nyn nyo nyp nys nyy oaa oaf oak oan oao oap oas of- ofa off ofn ofo ofp ofs oka okk oko okp oks on- ona onf onk onn ono onp ons ony oo- ooa oof ook oon ooo oop oos op- opa opf opk opn opo opp ops opy os- osa osf osk osn oso osp oss oya oyo oys p-p paa paf pak pan pao pap pas pay pfa pff pfk pfn pfo pfp pfs pfy pka pkf pkn pko pkp pks pky pn- pna pnf pnk pnn pno pnp pns pny poa pof pok pon poo pop pos poy ppa ppf ppk ppn ppo ppp pps ps- psa psf psk psn pso psp pss psy py- pya pyf pyk pyn pyo pys saa saf sak san sao sap sas say sfa sff sfk sfn sfo sfp sfs sk- ska skf skk sko skp sks sky sna snf snk snn sno snp sns sny soa sof sok son soo sop sos soy spa spf spk spn spo spp sps spy ss- ssa ssf ssk ssn sso ssp sss sy- sya syk syn syp sys yaa yaf yak yan yao yap yas yay yfa yff yfs yka ykk ykn yna ynk ynn ynp yns yny yof yok yon yoo yop yos yoy ypa ypf ypo yps ysa ysk yso ysp yss ysy yyf yys yyy