a-a a-b a-i aaa aab aag aai aan aao aau aav ab- aba abb abg abi abn abo abu abv ag- aga agb agg agi agn ago agu agv ai- aia aib aig aii ain aio aiu aiv an- ana anb ang ani ann ano anu anv aoa aob aog aoi aon aoo aou aov au- aua aub aug aui aun auo auv av- ava avb avg avi avn avo avu b-u baa bab bag bai ban bao bau bav bba bbb bbg bbi bbn bbo bbu bga bgb bgg bgi bgn bgo bgu bgv bi- bia bib big bii bin bio biu biv bna bnb bng bni bnn bno bnu bnv boa bob bog boi bon boo bou bov bua bub bug bui bun buo buu bva bvb bvg bvi bvn bvo bvu bvv gaa gab gag gai gan gao gau gav gba gbg gbi gbn gbo gbu gbv gga ggb ggg ggi ggn ggo ggu ggv gia gib gig gii gin gio giu giv gna gnb gni gnn gno gnu gnv goa gob gog goi gon goo gou gov gu- gua gub gug gui gun guo guu guv gva gvb gvg gvi gvn gvo gvu i-v ia- iaa iab iag iai ian iao iau iav iba ibb ibg ibi ibn ibo ibu ibv iga igb igg igi ign igo igu iia iib iii iin iio iiu in- ina inb ing ini inn ino inu inv io- ioa iob iog ioi ion ioo iou iov iu- iua iub iug iui iva ivb ivg ivi ivo ivu ivv n-i naa nab nag nai nan nao nau nav nba nbb nbg nbi nbn nbo nbu nbv nga ngb ngg ngi ngn ngo ngu nia nib nig nii nin nio niu niv nna nnb nng nni nnn nno nnu nnv no- noa nob nog noi non noo nou nov nua nub nug nui nun nuo nuu nuv nva nvb nvg nvi nvn nvu nvv o-i oaa oab oag oai oan oao oau oav ob- oba obb obg obi obn obo obu obv oga ogg ogi ogn ogo oia oib oii oin oio oiu oiv on- ona onb ong oni onn ono onu oo- ooa oob oog ooi oon ooo oov ou- oua oui oun ouo ov- ova ovb ovi ovo ovv ua- uaa uab uag uai uan uao uau uav uba ubb ubg ubi ubn ubo ubu ubv uga ugb ugg ugi ugn ugo ugu uia uib uig uii uin uio uiu un- una unb ung uni unn uno unu unv uoa uob uog uon uoo uua uug uun uuu uva uvb uvo uvu uvv v-a vaa vab vag vai van vao vau vav vba vbg vbi vbo vbv vga vgg vgn vgo vgu vi- via vib vig vii vin vio viu viv vn- vna vng vni vno vnu vnv voa vob vog voi von voo vou vov vug vuv vva vvb vvg vvi vvo vvv