a-a a-i aaa aai aam aan aap aas ai- aia aii aim ain aip ais ama ami amm amn amp ams an- ana ani anm ann anp ans ap- apa api apm apn app aps as- asa asi asm asn asp ass ia- iaa iai iam ian iap ias iia iii iim iin iip iis im- ima imi imm imn imp ims in- ina ini inm inn inp ins ipa ipi ipm ipn ipp ips is- isa isi ism isn isp iss maa mai mam man map mas mi- mia mii mim min mip mis mma mmi mmm mmn mmp mms mna mni mnm mnn mnp mns mpa mpi mpm mpn mpp mps msa msi msm msn msp mss n-i naa nai nam nan nap nas nia nii nim nin nip nis nma nmi nmm nmn nmp nms nna nni nnm nnn nnp nns npa npi npm npn npp nps nsa nsi nsm nsn nsp nss p-p paa pai pam pan pap pas pia pii pim pin pip pis pma pmi pmm pmn pmp pms pn- pna pni pnm pnn pnp pns ppa ppi ppm ppn ppp pps ps- psa psi psm psn psp pss saa sai sam san sap sas sia sii sim sin sip sis sma smi smm smn smp sms sna sni snm snn snp sns spa spi spm spn spp sps ss- ssa ssi ssm ssn ssp sss