a-a a-b a-i a-t aaa aab aag aai aak aao aar aat ab- aba abb abg abi abk abo abr abt ag- aga agb agg agi agk ago agr agt ai- aia aib aig aii aik aio air ait aka akb akg aki akk ako akr aoa aob aog aoi aok aoo aor aot ar- ara arb arg ari ark aro arr art at- ata atb atg ati ato atr att baa bab bag bai bak bao bar bat bba bbb bbg bbi bbk bbo bbr bbt bga bgb bgg bgi bgk bgo bgr bgt bi- bia bib big bii bik bio bir bit bka bkb bkg bkk bko bkr bkt boa bob bog boi bok boo bor bot bra brb brg bri brk bro brr brt bta btb btg bti btk bto btr btt gaa gab gag gai gak gao gar gat gba gbg gbi gbk gbo gbr gbt gga ggb ggg ggi ggo ggr ggt gia gib gig gii gik gio gir git gka gkb gko gkt goa gob gog goi gok goo gor got gra grb grg gri grk gro grr grt gta gtb gtg gti gtk gto gtr gtt ia- iaa iab iag iai iao iar iat iba ibb ibg ibi ibk ibo ibr ibt iga igb igg igi igk igo igr igt iia iib iii iio iir iit ika ikb iki ikk iko ikr ikt io- ioa iob iog ioi ioo ior iot ir- ira irb irg iri irk iro irr irt ita itb itg iti itk ito itt k-t ka- kaa kab kag kai kak kao kar kat kba kbb kbi kbk kbo kbr kga kgb kgi kgo kia kib kig kii kik kio kir kit kkb kki kkk kkr kkt koa kob kog koi kok koo kor kot kra krg kri krk kro krr krt kta ktb ktg ktk kto ktr ktt o-i oaa oab oag oai oak oao oar oat ob- oba obb obg obi obk obo obr obt oga ogg ogi ogo ogt oia oib oii oik oio oir oit oka okb okg oki okk oko okr oo- ooa oob oog ooi ook ooo oor oot or- ora orb org ori ork oro orr ort ot- ota otb otg oti otk oto otr ott ra- raa rab rag rai rak rao rar rat rba rbb rbg rbi rbk rbo rbr rbt rga rgb rgg rgi rgk rgo rgr rgt ria rib rig rii rik rio rir rit rkb rkg rkk rko rkt roa rob rog roi rok roo ror rot rra rrb rrg rri rrk rrr rrt rta rtb rtg rti rtk rto rtr rtt taa tab tag tai tak tao tar tat tba tbb tbg tbi tbk tbo tbr tbt tga tgb tgg tgi tgk tgo tgr tgt tia tib tig tii tik tio tir tit tka tkb tkg tkk tko tkr tkt to- toa tob tog toi tok too tor tot tra trb trg tri trk tro trr trt tta ttb ttg tti ttk tto ttr ttt

a-ak a-ii a-ok aaaa aaab aaai aaar aaba aabb aabi aabt aaib aaii aaka aaoo aara aari aaro aart aata aatk aatt abaa abab abag abai abak abar abat abb- abba abbb abbi abbo abbr abbt abia abib abig abir abit aboa abob abok aboo abor abot abra abri abro abta ag-o agag agai agao agar agat agba agbo agga aggi agia agib agig agii agio agir agit agob agog agoo agot agra agri agro agta agtr aiai aiba aibo aiga aigo aiia aiib aiir aika aiki aiko aioi aira airi airo airt aita aiti aitr aitt akaa akai akao akar akia akik akio akir akka akki akko akok akot akr- akra aoba aoki aora aorb aort arab arag arai arak arar arat arba arbi arga argb argi argo aria arib arig arii arik ario arit arka arki arko aroa arob aroi aroo aror arr- arra arrg arri arrk arro arrr arrt arta arti arto artr at-t ataa atab atai atak atar atat atgo atia atik atit atka atkt atob atoi atok ator atot atra atri atrk atro atta atti atto attr ba-i baaa baak baar baat baba babb babi babo babr baga bagg bagi bago bagt baia baib baig baik baio bair bait bak- baka baki bako bakr bakt bar- bara barb barg bari bark baro barr bart bata bati bato batt bbbb bbga bbrg bgia biak biao biar biat biba bibb bibi bibo biga bigb bigg bigo bigt biko bio- biog bioi biot bira birb birg biri birk biro birr birt bita bito bitt boab boag boai boak boar boat boba bobb bobi bobo boga bogg bogi bogo bogt boi- boii boit boka boki boko boob boog book boor boot bor- bora borg bori bork boro borr bort bota botb boti boto bott brab brag brai brak brao brat bria brig brik brio brit brka brkb broa brob brog brok broo bror brot brrr btaa btob btor btrt bttb gaar gaba gabb gabi gabo gabr gabt gaga gagg gagi gago gaia gaig gair gait gaki gara garb garg gari garo garr gart gata gati gato gatr gatt gbag gbbo ggbt gggg giaa giai giat giba gibb giga gigg gigi gigo giog gioi gira girg giri girk giro girr girt gita gito goai goar goat goba gobi gobo goga gogi gogo goit goog gooi gook goor goot gora gorb gorg gori goro gorr gort gota goti goto gott grab grai grat grbr gria grib grig grit grob grog groi grok groo gror grot grrr gtaa gtbr gtta i-go iaaa iaai iaat iaba iago iaia iara iart iata iati ibar ibat ibga ibia ibot ibra ibri ibro ibtb igar igba igbo igga igia igoo igor igot igra igri iiii iiio iiit iioi iioo iira iita iitr iitt ikar ikat ikig ikki ikko ikoo ikra ikri ioba iobi iogt ioii ioio ioit ioko iooi iooo iora iorg iori iota ioto irai irak irao irar iri- iria irig irio irka irki irob irra irri irta irti itaa itai itak itar itat itgo itia itko