-up fff ffi ffk ffn ffp ffs ffu fif fii fik fin fip fis fiu fkf fki fkk fkp fnf fni fnk fnn fnp fns fnu fpi fpk fpn fpp fps fpu fsf fsi fsk fsn fsp fss fsu fuf fui fuk fun fup fus fuu i-f iff ifi ifn ifp ifs ifu iif iii iin iip iis iiu ikf iki ikk iks iku in- inf ini ink inn inp ins inu ipf ipi ipn ipp ips ipu is- isf isi isk isn isp iss isu iu- iui iup ius kff kfi kfs kfu kif kii kik kin kip kis kiu kki kkk kkn kkp kks kku kn- knf kni knk knn knp knu kpf kpi kpk kpn kpp kps kpu ksf ksi ksk ksn ksp kss ksu kui kuk kun kup kus kuu n-i nff nfi nfk nfn nfp nfs nfu nif nii nik nin nip nis niu nkf nki nkk nkn nkp nks nku nnf nni nnk nnn nnp nns nnu npf npi npn npp nps npu nsf nsi nsk nsn nsp nss nsu nui nuk nun nup nus nuu p-p pff pfi pfk pfn pfp pfs pfu pif pii pik pin pip pis piu pkf pki pkn pkp pks pku pn- pnf pni pnk pnn pnp pns pnu ppf ppi ppk ppn ppp pps ppu ps- psf psi psk psn psp pss psu puf pui puk pun pup pus puu sff sfi sfk sfn sfp sfs sfu sif sii sik sin sip sis siu sk- skf ski skk skp sks sku snf sni snk snn snp sns snu spf spi spk spn spp sps spu ss- ssf ssi ssk ssn ssp sss ssu suf sui suk sun sup sus suu uff ufi ufn ufp ufs ufu uif uii uin uip uis uiu ukf uki ukk ukn ukp uku un- unf uni unk unn unp uns unu up- upf upi upk upn upp ups upu usf usi usk usn usp uss usu uun uus uuu