iii iin iio iir iis iki ikk iko ikr iks in- ini ink inn ino inr ins iny io- ioi ion ioo ior ios ir- iri irk irn iro irr irs iry is- isi isk isn iso isr iss isy iyo iyr iys iyy kii kik kin kio kir kis kki kkk kkn kkr kks kky kn- kni knk knn kno knr koi kok kon koo kor kos koy kri krk krn kro krr krs kry ksi ksk ksn kso ksr kss kyn kyo kyr kys n-i nii nik nin nio nir nis nki nkk nkn nko nkr nks nky nni nnk nnn nno nns no- noi nok non noo nor nos noy nri nrk nrn nro nrr nrs nry nsi nsk nsn nso nsr nss nsy nyk nyn nyo nys nyy o-i oii oik oin oio oir ois oki okk oko okr oks on- oni onk onn ono onr ons ony oo- ooi ook oon ooo oor oos or- ori ork orn oro orr ors ory os- osi osk osn oso osr oss oyi oyo oys rii rik rin rio rir ris riy rkk rko rks rky rni rnn rno rnr rns rny roi rok ron roo ror ros roy rri rrk rrn rrr rrs rsi rsk rsn rso rsr rss ry- ryk ryn ryo ryr rys ryy sii sik sin sio sir sis sk- ski skk sko skr sks sky sni snk snn sno snr sns sny soi sok son soo sor sos soy sr- sri srk srn sro srr srs sry ss- ssi ssk ssn sso ssr sss sy- syi syk syn syr sys yii yin yio yir yis yki ykk ykn ynk ynn yns yny yoi yok yon yoo yor yos yoy yrn yro yrs ysi ysk yso ysr yss ysy yys yyy