a-a a-i aaa aai aam aan aao aap aas ai- aia aii aim ain aio aip ais ama ami amm amn amo amp ams an- ana ani anm ann ano anp ans aoa aoi aom aon aoo aop aos ap- apa api apm apn apo app aps as- asa asi asm asn aso asp ass ia- iaa iai iam ian iao iap ias iia iii iim iin iio iip iis im- ima imi imm imn imo imp ims in- ina ini inm inn ino inp ins io- ioa ioi iom ion ioo iop ios ipa ipi ipm ipn ipo ipp ips is- isa isi ism isn iso isp iss m-o maa mai mam man mao map mas mi- mia mii mim min mio mip mis mma mmi mmm mmn mmo mmp mms mna mni mnm mnn mno mnp mns moa moi mom mon moo mop mos mpa mpi mpm mpn mpo mpp mps msa msi msm msn mso msp mss n-i naa nai nam nan nao nap nas nia nii nim nin nio nip nis nma nmi nmm nmn nmo nmp nms nna nni nnm nnn nno nnp nns no- noa noi nom non noo nop nos npa npi npm npn npo npp nps nsa nsi nsm nsn nso nsp nss o-i oaa oai oam oan oao oap oas oia oii oim oin oio oip ois om- oma omi omm omn omo omp oms on- ona oni onn ono onp ons oo- ooa ooi oom oon ooo oop oos op- opa opi opm opn opo opp ops os- osa osi osm osn oso osp oss p-p paa pai pam pan pao pap pas pia pii pim pin pio pip pis pma pmi pmm pmn pmo pmp pms pn- pna pni pnm pnn pno pnp pns poa poi pom pon poo pop pos ppa ppi ppm ppn ppo ppp pps ps- psa psi psm psn pso psp pss saa sai sam san sao sap sas sia sii sim sin sio sip sis sma smi smm smn smo smp sms sna sni snm snn sno snp sns soa soi som son soo sop sos spa spi spm spn spo spp sps ss- ssa ssi ssm ssn sso ssp sss