iii iim iip iis iki ikk iks im- imi imm imp ims ipi ipm ipp ips is- isi isk ism isp iss kii kik kim kip kis kki kkk kkm kkp kks kmi kmk kmm kmp kms kpi kpk kpm kpp kps ksi ksk ksm ksp kss mi- mii mik mim mip mis mkk mkm mkp mks mmi mmk mmm mmp mms mpi mpk mpm mpp mps msi msk msm msp mss p-p pii pik pim pip pis pki pkm pkp pks pmi pmk pmm pmp pms ppi ppk ppm ppp pps ps- psi psk psm psp pss sii sik sim sip sis sk- ski skk skm skp sks smi smk smm smp sms spi spk spm spp sps ss- ssi ssk ssm ssp sss