a-a a-b a-i aaa aab aad aai aan aar aau aav ab- aba abb abd abi abn abr abu abv ad- ada adb add adi adn adr adu adv ai- aia aib aid aii ain air aiu aiv an- ana anb and ani ann anr anu anv ar- ara arb ard ari arn arr aru arv au- aua aub aud aui aun aur auv av- ava avb avd avi avn avr avu b-u baa bab bad bai ban bar bau bav bba bbb bbd bbi bbn bbr bbu bda bdb bdd bdi bdr bdu bdv bi- bia bib bid bii bin bir biu biv bna bnb bnd bni bnn bnr bnu bnv bra brb brd bri brn brr bru brv bua bub bud bui bun bur buu bva bvb bvd bvi bvn bvr bvu bvv daa dab dad dai dan dar dau dav dba dbb dbd dbi dbn dbr dbu dbv dda ddb ddd ddi ddn ddr ddu di- dia dib did dii din dir diu div dna dnb dnd dni dnn dnr dra drb drd dri drn drr dru drv dua dub dud dui dun dur duv dva dvb dvd dvi dvn dvr dvu i-d i-v ia- iaa iab iad iai ian iar iau iav iba ibb ibd ibi ibn ibr ibu ibv ida idb idd idi idn idr idu idv iia iib iid iii iin iir iiu in- ina inb ind ini inn inr inu inv ir- ira irb ird iri irn irr iru irv iu- iua iub iud iui iur iva ivb ivd ivi ivr ivu ivv n-i naa nab nad nai nan nar nau nav nba nbb nbd nbi nbn nbr nbu nbv nda ndb ndd ndi ndn ndr ndu ndv nia nib nid nii nin nir niu niv nna nnb nni nnn nnu nnv nra nrb nrd nri nrn nrr nru nrv nua nub nud nui nun nur nuu nuv nva nvb nvd nvi nvn nvu nvv ra- raa rab rad rai ran rar rau rav rba rbb rbd rbi rbn rbr rbu rda rdb rdd rdi rdn rdr rdu rdv ria rib rid rii rin rir riv rna rnb rnd rni rnn rnr rnu rnv rra rrb rrd rri rrn rrr rru rua rub rud rui run rur ruu ruv rva rvb rvd rvi rvn rvr rvu rvv ua- uaa uab uad uai uan uar uau uav uba ubb ubi ubn ubr ubu ubv uda udb udd udi udn udr udu udv uia uib uid uii uin uir uiu un- una unb und uni unn unr unu unv ur- ura urb urd uri urn urr uru uua uun uur uuu uva uvb uvu uvv v-a vaa vab vad vai van var vau vav vba vbd vbi vbr vbv vdb vdd vdi vdr vdu vdv vi- via vib vid vii vin vir viu viv vn- vna vnd vni vnr vnu vnv vra vrb vrd vri vrn vrr vru vur vuv vva vvb vvi vvr vvv