iii iin iio iip iis iit iki ikk iko iks ikt in- ini ink inn ino inp ins int iny io- ioi ion ioo iop ios iot ipi ipn ipo ipp ips ipt ipy is- isi isk isn iso isp iss ist isy iti itk itn ito itp its itt ity iyo iys iyt iyy k-t kii kik kin kio kip kis kit kki kkk kkn kkp kks kkt kky kn- kni knk knn kno knp knt koi kok kon koo kop kos kot koy kpi kpk kpn kpo kpp kps kpt ksi ksk ksn kso ksp kss kst ktk ktn kto ktp kts ktt kyn kyo kyp kys kyt n-i nii nik nin nio nip nis nit nki nkk nkn nko nkp nks nkt nky nni nnk nnn nno nnp nns nnt no- noi nok non noo nop nos not noy npi npn npo npp nps npt nsi nsk nsn nso nsp nss nst nsy nti ntk ntn nto ntp nts ntt nyk nyn nyo nyp nys nyt nyy o-i oii oik oin oio oip ois oit oki okk oko okp oks on- oni onk onn ono onp ons ont ony oo- ooi ook oon ooo oop oos oot op- opi opk opn opo opp ops opt opy os- osi osk osn oso osp oss ost ot- oti otk otn oto otp ots ott oyi oyo oys p-p pii pik pin pio pip pis pit pki pkn pko pkp pks pkt pky pn- pni pnk pnn pno pnp pns pnt pny poi pok pon poo pop pos pot poy ppi ppk ppn ppo ppp pps ppt ps- psi psk psn pso psp pss pst psy pt- pti ptk ptn pto ptp pts ptt pty py- pyk pyn pyo pys pyt sii sik sin sio sip sis sit sk- ski skk sko skp sks skt sky sni snk snn sno snp sns snt sny soi sok son soo sop sos sot soy spi spk spn spo spp sps spt spy ss- ssi ssk ssn sso ssp sss sst sti stk stn sto stp sts stt sty sy- syi syk syn syp sys syt tii tik tin tio tip tis tit tiy tkk tko tkp tks tkt tky tni tnk tnn tno tnp tns tnt to- toi tok ton too top tos tot toy tpi tpk tpn tpo tpp tps tpt tsi tsk tsn tso tsp tss tst tsy tti ttk ttn tto ttp tts ttt tty tyn tyo typ tys tyt yii yin yio yip yis yit yki ykk ykn ynk ynn ynp yns yny yoi yok yon yoo yop yos yot yoy ypo yps ysi ysk yso ysp yss yst ysy ytk ytn yto ytp yts ytt yys yyt yyy