a-a a-b a-i aaa aab aag aai aak aao aar aav ab- aba abb abg abi abk abo abr abv ag- aga agb agg agi agk ago agr agv ai- aia aib aig aii aik aio air aiv aka akb akg aki akk ako akr akv aoa aob aog aoi aok aoo aor aov ar- ara arb arg ari ark aro arr arv av- ava avb avg avi avk avo avr baa bab bag bai bak bao bar bav bba bbb bbg bbi bbk bbo bbr bga bgb bgg bgi bgk bgo bgr bgv bi- bia bib big bii bik bio bir biv bka bkb bkg bkk bko bkr bkv boa bob bog boi bok boo bor bov bra brb brg bri brk bro brr brv bva bvb bvg bvi bvk bvo bvr bvv gaa gab gag gai gak gao gar gav gba gbg gbi gbk gbo gbr gbv gga ggb ggg ggi ggo ggr ggv gia gib gig gii gik gio gir giv gka gkb gko goa gob gog goi gok goo gor gov gra grb grg gri grk gro grr grv gva gvb gvg gvi gvk gvo gvr i-v ia- iaa iab iag iai iao iar iav iba ibb ibg ibi ibk ibo ibr ibv iga igb igg igi igk igo igr iia iib iii iio iir ika ikb iki ikk iko ikr ikv io- ioa iob iog ioi ioo ior iov ir- ira irb irg iri irk iro irr irv iva ivb ivg ivi ivo ivr ivv ka- kaa kab kag kai kak kao kar kav kba kbb kbi kbk kbo kbr kga kgb kgi kgo kgv kia kib kig kii kik kio kir kiv kkb kki kkk kkr kkv koa kob kog koi kok koo kor kra krg kri krk kro krr krv kva kvb kvi kvk kvo kvr kvv o-i oaa oab oag oai oak oao oar oav ob- oba obb obg obi obk obo obr obv oga ogg ogi ogo oia oib oii oik oio oir oiv oka okb okg oki okk oko okr oo- ooa oob oog ooi ook ooo oor oov or- ora orb org ori ork oro orr orv ov- ova ovb ovi ovo ovv ra- raa rab rag rai rak rao rar rav rba rbb rbg rbi rbk rbo rbr rga rgb rgg rgi rgk rgo rgr rgv ria rib rig rii rik rio rir riv rkb rkg rkk rko rkv roa rob rog roi rok roo ror rov rra rrb rrg rri rrk rrr rva rvb rvg rvi rvo rvr rvv v-a vaa vab vag vai vak vao var vav vba vbg vbi vbk vbo vbr vbv vga vgg vgo vgr vi- via vib vig vii vik vio vir viv vka vkb vkg voa vob vog voi vok voo vor vov vra vrb vrg vri vrk vrr vva vvb vvg vvi vvo vvr vvv

a-ak a-ii a-iv a-ok aaaa aaab aaai aaar aaav aaba aabb aabi aaib aaii aaka aaoo aara aari aaro aava abaa abab abag abai abak abar abb- abba abbb abbi abbo abbr abia abib abig abir aboa abob abok aboo abor abov abra abri abro abva ag-o agag agai agao agar agav agba agbo agga aggi agia agib agig agii agio agir agob agog agoo agra agri agro agva aiai aiba aibo aiga aigo aiia aiib aiir aika aiki aiko aioi aira airi airo aiva akaa akai akao akar akia akik akio akir akka akki akko akok akr- akra aoba aoki aora aorb arab arag arai arak arar arba arbi arga argb argi argo aria arib arig arii arik ario arka arki arko aroa arob aroi aroo aror arr- arra arrg arri arrk arro arrr arva arvi arvo avab avao avar avgi avgo avia avik avio aviv avor avra avri avro avva avvo ba-i baaa baak baar baba babb babi babo babr baga bagg bagi bago baia baib baig baik baio bair bak- baka baki bako bakr bar- bara barb barg bari bark baro barr bava bavi bbbb bbga bbrg bgia biak biao biar biba bibb bibi bibo biga bigb bigg bigo biko bio- biog bioi bira birb birg biri birk biro birr bivi boab boag boai boak boar boba bobb bobi bobo boga bogg bogi bogo boi- boii boka boki boko boob boog book boor bor- bora borg bori bork boro borr bova bovi bovo brab brag brai brak brao brav bria brig brik brio brka brkb broa brob brog brok broo bror brrr brvi gaar gaba gabb gabi gabo gabr gaga gagg gagi gago gaia gaig gair gaki gara garb garg gari garo garr garv gava gavi gbag gbbo gggg giaa giai giba gibb giga gigg gigi gigo giog gioi gira girg giri girk giro girr giva goai goar goba gobi gobo goga gogi gogo goog gooi gook goor gora gorb gorg gori goro gorr govi grab grai grav grbr gria grib grig grob grog groi grok groo gror grov grrr gvvv i-go iaaa iaai iaba iago iaia iara iava ibar ibga ibia ibra ibri ibro igar igba igbo igga igia igoo igor igra igri iiii iiio iioi iioo iira ikar ikig ikki ikko ikoo ikra ikri ioba iobi ioii ioio ioko iooi iooo iora iorg iori irai irak irao irar iri- iria irig irio irka irki irob irov irra irri ivai ivak ivao ivar ivbv ivig ivor kaaa kaab kaag kaai kaak kaar kaba kabb kabg kabi kabo kabr kag- kaga kagb kagg kagi kago kagr kagv kaia kaib kaig kaii kaik kaio kair kaka kaki kakk kako kaoa kaog kaoi kaok kaor kara karb karg kari kark karo karr karv kava kavb kavi kavo kavv kbaa kbab kbai kbak kbar kbba kbbb kbbg kbbi kbbk kbbo kbbr kbga kbgb kbgg kbgo kbgr kbia kbib kbig kbik kbio kbkb kbkg kbkk kbko kbkr kbkv kboa kbob kboi kbok kboo kbov kbra kbrb kbrg kbri kbrk kbro kbrv kbva kbvb kbvo kbvr kgab kgak kgba kgbb kgbr kgga kggg kggi kggo kggr kgia kgio kgir kgor kgra kgrb kgrg kgri kgrk kgro kgrr