-up iii iin iio iip iis iit iiu iki ikk iko iks ikt iku in- ini ink inn ino inp ins int inu io- ioi ion ioo iop ios iot iou ipi ipn ipo ipp ips ipt ipu is- isi isk isn iso isp iss ist isu iti itk itn ito itp its itt itu iu- iui iup ius iut k-t kii kik kin kio kip kis kit kiu kki kkk kkn kkp kks kkt kku kn- kni knk knn kno knp knt knu koi kok kon koo kop kos kot kou kpi kpk kpn kpo kpp kps kpt kpu ksi ksk ksn kso ksp kss kst ksu ktk ktn kto ktp kts ktt ktu kui kuk kun kup kus kut kuu n-i nii nik nin nio nip nis nit niu nki nkk nkn nko nkp nks nkt nku nni nnk nnn nno nnp nns nnt nnu no- noi nok non noo nop nos not nou npi npn npo npp nps npt npu nsi nsk nsn nso nsp nss nst nsu nti ntk ntn nto ntp nts ntt ntu nui nuk nun nuo nup nus nut nuu o-i oii oik oin oio oip ois oit oiu oki okk oko okp oks oku on- oni onk onn ono onp ons ont onu oo- ooi ook oon ooo oop oos oot op- opi opk opn opo opp ops opt os- osi osk osn oso osp oss ost osu ot- oti otk otn oto otp ots ott otu ou- oui ouk oun ouo oup ous out p-p pii pik pin pio pip pis pit piu pki pkn pko pkp pks pkt pku pn- pni pnk pnn pno pnp pns pnt pnu poi pok pon poo pop pos pot pou ppi ppk ppn ppo ppp pps ppt ppu ps- psi psk psn pso psp pss pst psu pt- pti ptk ptn pto ptp pts ptt ptu pui puk pun pup pus put puu sii sik sin sio sip sis sit siu sk- ski skk sko skp sks skt sku sni snk snn sno snp sns snt snu soi sok son soo sop sos sot sou spi spk spn spo spp sps spt spu ss- ssi ssk ssn sso ssp sss sst ssu sti stk stn sto stp sts stt stu sui suk sun suo sup sus sut suu tii tik tin tio tip tis tit tiu tkk tko tkp tks tkt tni tnk tnn tno tnp tns tnt to- toi tok ton too top tos tot tou tpi tpk tpn tpo tpp tps tpt tpu tsi tsk tsn tso tsp tss tst tsu tti ttk ttn tto ttp tts ttt ttu tui tuk tun tuo tup tus tut tuu uii uin uio uip uis uit uiu uki ukk ukn ukp uku un- uni unk unn uno unp uns unt unu uok uon uoo uop uos uot up- upi upk upn upo upp ups upt upu usi usk usn uso usp uss ust usu uti utk utn uto utp uts utt utu uun uus uut uuu