a-a a-b a-i aaa aab aad aai aao aar aas aav ab- aba abb abd abi abo abr abs abv ad- ada adb add adi ado adr ads adv ai- aia aib aid aii aio air ais aiv aoa aob aod aoi aoo aor aos aov ar- ara arb ard ari aro arr ars arv as- asa asb asd asi aso asr ass asv av- ava avb avd avi avo avr avs baa bab bad bai bao bar bas bav bba bbb bbd bbi bbo bbr bbs bda bdb bdd bdi bdo bdr bds bdv bi- bia bib bid bii bio bir bis biv boa bob bod boi boo bor bos bov bra brb brd bri bro brr brs brv bsa bsb bsd bsi bso bsr bss bsv bva bvb bvd bvi bvo bvr bvs bvv daa dab dad dai dao dar das dav dba dbb dbd dbi dbo dbr dbs dbv dda ddb ddd ddi ddo ddr dds di- dia dib did dii dio dir dis div doa dob dod doi doo dor dos dov dra drb drd dri dro drr drs drv dsa dsb dsd dsi dso dsr dss dsv dva dvb dvd dvi dvr dvs i-d i-v ia- iaa iab iad iai iao iar ias iav iba ibb ibd ibi ibo ibr ibs ibv ida idb idd idi ido idr ids idv iia iib iid iii iio iir iis io- ioa iob iod ioi ioo ior ios iov ir- ira irb ird iri iro irr irs irv is- isa isb isd isi iso isr iss isv iva ivb ivd ivi ivo ivr ivs ivv o-i oaa oab oad oai oao oar oas oav ob- oba obb obd obi obo obr obs obv oda odb odd odi odo odr ods odv oia oib oid oii oio oir ois oiv oo- ooa oob ood ooi ooo oor oos oov or- ora orb ord ori oro orr ors orv os- osa osb osd osi oso osr oss osv ov- ova ovb ovd ovi ovo ovs ovv ra- raa rab rad rai rao rar ras rav rba rbb rbd rbi rbo rbr rbs rda rdb rdd rdi rdo rdr rds rdv ria rib rid rii rio rir ris riv roa rob rod roi roo ror ros rov rra rrb rrd rri rrr rrs rsa rsb rsd rsi rso rsr rss rsv rva rvb rvd rvi rvo rvr rvs rvv saa sab sad sai sao sar sas sav sba sbb sbd sbi sbo sbr sbs sbv sda sdb sdd sdi sdo sdr sds sdv sia sib sid sii sio sir sis siv soa sob sod soi soo sor sos sov sr- sra srb srd sri sro srr srs srv ss- ssa ssb ssd ssi sso ssr sss ssv sva svb svd svi svo svr svs svv v-a vaa vab vad vai vao var vas vav vba vbd vbi vbo vbr vbs vbv vdb vdd vdi vdo vdr vds vdv vi- via vib vid vii vio vir vis viv voa vob vod voi voo vor vos vov vra vrb vrd vri vrr vrs vsa vsb vsd vsi vso vsr vss vsv vva vvb vvi vvo vvr vvs vvv

a-do a-ii a-iv aaaa aaab aaad aaai aaar aaas aaav aaba aabb aabd aabi aada aadi aads aaib aaii aais aaoo aara aard aari aaro aars aasa aasd aasi aass aava abaa abab abad abai abar abas abb- abba abbb abbi abbo abbr abbs abda abdi abdo abia abib abid abir abis aboa abob abod aboo abor abos abov abra abri abro abrs abs- absa absd absi abss abva abvd adaa adab adad adai adao adar adas adba adbi adda addd addi addo addr adds adia adib adio adir adis adob adod adoo ador ados adra adro adrs adsa adsi adso adsr adss advb advi advs aiai aias aiba aibo aida aidb aidi aidr aids aiia aiib aiid aiir aioi aira aird airi airo airs aisa aisb aisd aisi aiso aisr aiva aivd aoba aora aorb aors aosd aoss arab arad arai arar aras arba arbi arbs arda ardi ardo ards aria arib arid arii ario aris aroa arob arod aroi aroo aror aros arr- arra arri arro arrr arrs ars- arsa arsd arsi arso arva arvi arvo asaa asab asad asai asao asar asas asba asbo asda asdo asds asia asii asio asir asis asob asod asoi asor asos asra asro asrs assa assd assi asso assr asss asva asvd asvs avab avao avar avas avda avdi avia avid avio avis aviv avor avos avra avri avro avva avvo ba-i baaa baad baar baas baba babb babi babo babr babs bada badb badd badi bado badr bads baia baib baid baio bair bais baos bar- bara barb bard bari baro barr bars basa basi baso bass bava bavi bbad bbas bbbb bbbs bbdd bbdo bd-r bdav bdii bdos bdsd biad biao biar bias biba bibb bibi bibo bibs bida bidi bido bidr bids biis bio- bioi bios bira birb bird biri biro birr birs bis- bisa bisd biso biss bivi boab boad boai boar boas boba bobb bobi bobo bobs boda bodb bodi bodo bods boi- boid boii bois boob bood boor boos bor- bora bord bori boro borr bors bosa bosi boso boss bova bovi bovo brab brad brai brao bras brav brda brdo brds bria brid brio bris broa brob brod broo bror bros brrr brrs brsb brsr brvi bsaa bsas bsbd bsod bsos bsra bsrd bssd bvds d-bo daab daad daar daas daba dabb dabo dabs dada dadi dado dads daia daid daio dair dais daos dara darb dard dari daro darr dars dasa dasb dasd dasi dass dava davi dbar dbas dbos dbrs dbsa dbss dddd ddss dia- diab diad diao diar dias diba dibb dibo dibs dida didi dido dids diii diis diiv dior dios dira dird dirr dirs dis- disa disd disi diso diss diva divd divi divo divs doab doar doas doba dobb dobi dobs dod- doda dodd dodi dodo dods doid dois doob dood door doos