a-a a-b a-i aaa aab aai aak aam aan aao aas aav ab- aba abb abi abk abm abn abo abs abv ai- aia aib aii aik aim ain aio ais aiv aka akb aki akk akm akn ako aks akv ama amb ami amk amm amn amo ams amv an- ana anb ani ank anm ann ano ans anv aoa aob aoi aok aom aon aoo aos aov as- asa asb asi ask asm asn aso ass asv av- ava avb avi avk avm avn avo avs baa bab bai bak bam ban bao bas bav bba bbb bbi bbk bbm bbn bbo bbs bi- bia bib bii bik bim bin bio bis biv bka bkb bkk bkm bkn bko bks bkv bma bmb bmi bmk bmm bmn bmo bms bmv bna bnb bni bnk bnn bno bns bnv boa bob boi bok bom bon boo bos bov bsa bsb bsi bsk bsm bsn bso bss bsv bva bvb bvi bvk bvm bvn bvo bvs bvv i-v ia- iaa iab iai iam ian iao ias iav iba ibb ibi ibk ibm ibn ibo ibs ibv iia iib iii iim iin iio iis ika ikb iki ikk iko iks ikv im- ima imb imi imm imn imo ims imv in- ina inb ini ink inm inn ino ins inv io- ioa iob ioi iom ion ioo ios iov is- isa isb isi isk ism isn iso iss isv iva ivb ivi ivo ivs ivv ka- kaa kab kai kak kam kan kao kas kav kba kbb kbi kbk kbm kbn kbo kbs kia kib kii kik kim kin kio kis kiv kkb kki kkk kkm kkn kks kkv kma kmb kmi kmk kmm kmo kms kn- kna kni knk knm knn kno koa kob koi kok kom kon koo kos ksa ksb ksi ksk ksm ksn kso kss ksv kva kvb kvi kvk kvm kvn kvo kvs kvv m-o m-v maa mab mai mak mam man mao mas mav mba mbb mbi mbk mbm mbo mbs mbv mi- mia mib mii mik mim min mio mis miv mka mkb mkk mkm mkn mko mks mkv mma mmb mmi mmk mmm mmn mmo mms mmv mna mnb mni mnk mnm mnn mno mns moa mob moi mok mom mon moo mos mov msa msb msi msk msm msn mso mss msv mva mvb mvi mvm mvn mvo mvs mvv n-i naa nab nai nak nam nan nao nas nav nba nbb nbi nbk nbm nbn nbo nbs nbv nia nib nii nik nim nin nio nis niv nka nki nkk nkm nkn nko nks nma nmb nmi nmk nmm nmn nmo nms nna nnb nni nnk nnm nnn nno nns nnv no- noa nob noi nok nom non noo nos nov nsa nsb nsi nsk nsm nsn nso nss nsv nva nvb nvi nvk nvm nvn nvv o-i oaa oab oai oak oam oan oao oas oav ob- oba obb obi obk obm obn obo obs obv oia oib oii oik oim oin oio ois oiv oka okb oki okk oko oks om- oma omb omi omm omn omo oms omv on- ona onb oni onk onn ono ons oo- ooa oob ooi ook oom oon ooo oos oov os- osa osb osi osk osm osn oso oss osv ov- ova ovb ovi ovo ovs ovv saa sab sai sak sam san sao sas sav sba sbb sbi sbk sbm sbn sbo sbs sbv sia sib sii sik sim sin sio sis siv sk- ska skb ski skk skm sko sks sma smb smi smk smm smn smo sms smv sna snb sni snk snm snn sno sns snv soa sob soi sok som son soo sos sov ss- ssa ssb ssi ssk ssm ssn sso sss ssv sva svb svi svk svm svn svo svs svv v-a vaa vab vai vak vam van vao vas vav vba vbi vbk vbm vbo vbs vbv vi- via vib vii vik vim vin vio vis viv vka vkb vkm vm- vma vmi vmm vmn vmo vn- vna vni vnm vno vns vnv voa vob voi vok vom von voo vos vov vsa vsb vsi vsk vsm vsn vso vss vsv vva vvb vvi vvm vvo vvs vvv