a-a aaa aan aao aap aas aay an- ana ann ano anp ans any aoa aon aoo aop aos ap- apa apn apo app aps apy as- asa asn aso asp ass asy ay- aya ayn ayo ayp ays naa nan nao nap nas nay nna nnn nno nnp nns no- noa non noo nop nos noy npa npn npo npp nps nsa nsn nso nsp nss nsy nya nyn nyo nyp nys nyy oaa oan oao oap oas on- ona onn ono onp ons ony oo- ooa oon ooo oop oos op- opa opn opo opp ops opy os- osa osn oso osp oss oya oyo oys p-p paa pan pao pap pas pay pn- pna pnn pno pnp pns pny poa pon poo pop pos poy ppa ppn ppo ppp pps ps- psa psn pso psp pss psy py- pya pyn pyo pys saa san sao sap sas say sna snn sno snp sns sny soa son soo sop sos soy spa spn spo spp sps spy ss- ssa ssn sso ssp sss sy- sya syn syp sys yaa yan yao yap yas yay yna ynn ynp yns yny yon yoo yop yos yoy ypa ypo yps ysa yso ysp yss ysy yys yyy