a-a a-i aaa aai aam aan aao aap aar aax ai- aia aii aim ain aio aip air aix ama ami amm amn amo amp amr amx an- ana ani anm ann ano anp anr anx aoa aoi aom aon aoo aop aor aox ap- apa api apm apn apo app apr apx ar- ara ari arm arn aro arp arr arx ax- axa axi axm axn axo axp axr axx ia- iaa iai iam ian iao iap iar iia iii iim iin iio iip iir iix im- ima imi imm imn imo imp imx in- ina ini inm inn ino inp inr inx io- ioa ioi iom ion ioo iop ior ipa ipi ipm ipn ipo ipp ipr ipx ir- ira iri irm irn iro irp irr irx ixi ixn m-o m-r maa mai mam man mao map mar max mi- mia mii mim min mio mip mir mix mma mmi mmm mmn mmo mmp mmr mmx mna mni mnm mnn mno mnp mnr moa moi mom mon moo mop mor mox mpa mpi mpm mpn mpo mpp mpr mpx mra mri mrm mrn mro mrp mrr mrx mxa mxi mxn mxp mxr n-i naa nai nam nan nao nap nar nax nia nii nim nin nio nip nir nix nma nmi nmm nmn nmo nmp nmr nna nni nnm nnn nno nnp no- noa noi nom non noo nop nor nox npa npi npm npn npo npp npr nra nri nrm nrn nro nrp nrr nrx o-i oaa oai oam oan oao oap oar oax oia oii oim oin oio oip oir om- oma omi omm omn omo omp omr omx on- ona oni onn ono onp onr onx oo- ooa ooi oom oon ooo oop oor oox op- opa opi opm opn opo opp opr opx or- ora ori orm orn oro orp orr orx ox- oxa oxi oxn oxo oxx p-p paa pai pam pan pao pap par pax pia pii pim pin pio pip pir pix pma pmi pmm pmn pmo pmp pmr pmx pn- pna pni pnm pnn pno pnp pnr pnx poa poi pom pon poo pop por pox ppa ppi ppm ppn ppo ppp ppr ppx pra pri prm prn pro prp prr prx pxm pxr ra- raa rai ram ran rao rap rar rax ria rii rim rin rio rip rir rix rma rmi rmm rmn rmo rmp rmr rmx rna rni rnm rnn rno rnp rnr roa roi rom ron roo rop ror rox rpa rpi rpm rpn rpo rpp rpr rpx rra rri rrm rrn rrp rrr rxp rxr xaa xam xan xap xar xia xii xin xio xix xma xmi xmm xmo xmp xmr xmx xna xno xoa xoi xom xon xoo xop xor xox xpa xpm xpn xpo xpp xrx xxi xxo xxp xxx