a-a a-b a-i a-t aaa aab aaf aag aai aao aat ab- aba abb abf abg abi abo abt af- afa afb aff afg afi afo aft ag- aga agb agf agg agi ago agt ai- aia aib aif aig aii aio ait aoa aob aof aog aoi aoo aot at- ata atb atf atg ati ato att baa bab baf bag bai bao bat bba bbb bbf bbg bbi bbo bbt bfa bfb bff bfg bfi bfo bft bga bgb bgf bgg bgi bgo bgt bi- bia bib bif big bii bio bit boa bob bof bog boi boo bot bta btb btf btg bti bto btt faa fab faf fag fai fao fat fba fbb fbf fbg fbi fbo fbt ffa fff ffg ffi ffo fft fga fgb fgf fgg fgi fgt fia fib fif fig fii fit foa fob fof fog foi foo fot fta ftb ftf ftg fti fto ftt gaa gab gaf gag gai gao gat gba gbf gbg gbi gbo gbt gfa gfb gff gfi gfo gft gga ggb ggg ggi ggo ggt gia gib gif gig gii gio git goa gob gof gog goi goo got gta gtb gtf gtg gti gto gtt i-f ia- iaa iab iaf iag iai iao iat iba ibb ibf ibg ibi ibo ibt ifa ifb iff ifg ifi ifo ift iga igb igf igg igi igo igt iia iib iif iii iio iit io- ioa iob iof iog ioi ioo iot ita itb itf itg iti ito itt o-i oaa oab oaf oag oai oao oat ob- oba obb obf obg obi obo obt of- ofa ofb off ofg ofi ofo oft oga ogf ogg ogi ogo ogt oia oib oif oii oio oit oo- ooa oob oof oog ooi ooo oot ot- ota otb otf otg oti oto ott taa tab taf tag tai tao tat tba tbb tbf tbg tbi tbo tbt tfa tfb tff tfg tfi tfo tft tga tgb tgf tgg tgi tgo tgt tia tib tif tig tii tio tit to- toa tob tof tog toi too tot tta ttb ttf ttg tti tto ttt

a-ii aaaa aaab aaaf aaai aaba aabb aabi aabt aafa aafb aaff aafi aaib aaii aaoo aata aatf aatt abaa abab abaf abag abai abat abb- abba abbb abbi abbo abbt abff abia abib abig abit aboa abob abof aboo abot abta afaa afao afat affa affi affo afft afgf afia afib afif afig afit afoa afog afoo afta ag-o agag agai agao agat agba agbo agfa agga aggi agia agib agig agii agio agit agob agog agoo agot agta aiai aiba aibo aiff aiga aigo aiia aiib aioi aita aitf aiti aitt aoba aotf at-t ataa atab atai atat atfb atgo atia atif atit atob atof atoi atot atta atti atto ba-i baaa baaf baat baba babb babi babo baff bafo baft baga bagg bagi bago bagt baia baib baig baio bait bata batf bati bato batt bbbb bbga bfgf bfta bftt bgia biaf biao biat biba bibb bibi bibo bifa biff bifi biga bigb bigg bigo bigt bio- biog bioi biot bita bito bitt boab boag boai boat boba bobb bobi bobo bofa boff boga bogg bogi bogo bogt boi- boii boit boob boof boog boot bota botb boti boto bott btaa btaf btob bttb faaa faba fabi fabo fafa faff fafg fafi fafo fagg fagi fago faio fait fata fatf fati fato fatt ffff ffii fftf fiaa fiaf fiat fiba fifa fiff fifi fifo fift figa figg figo fiii fita fiti fitt foaf foba fobt fofo fogg fogi fogo foia foof foot fota foti foto fott ftii gaba gabb gabi gabo gabt gafa gafb gaff gafi gaft gaga gagg gagi gago gaia gaig gait gata gati gato gatt gbag gbbo gffa gfoa ggbt ggfg gggg giaa giai giat giba gibb giff gift giga gigg gigi gigo giog gioi gita gito goaf goai goat goba gobi gobo goff goga gogi gogo goif goit goof goog gooi goot gota goti goto gott gtaa gtfo gtta i-go iaaa iaai iaat iaba iaff iago iaia iata iati ibat ibfi ibga ibia ibot ibtb ifaa ifao ifat ifbb ifit ifta ifto igba igbo igfa igga igia igoo igot iifa iiii iiio iiit iioi iioo iita iitt ioba iobi iogt ioii ioio ioit ioof iooi iooo iota iotf ioto itaa itaf itai itat itfa itgo itia itif itof itoi itoo itta ittf itto oafo obai obba obbo obia obit oboi obot off- offa offo ofgo ofit ofta ogai ogb ogba oggi ogoa ogog ogoi oiba oigo oiii oita oiti ooaa ooba oobi ooff ooia oooo ootb otif otit oto- otof otog otoo otta otti otto taa- taaf taag taat taba tabb tabi tabo tafa taff tafi tafo taft taga tagg tagi tago taia taig taio tait taoa tata tatb tati tato tatt tbaf tbit tbta tfot tgfa tgif tiaa tiab tiaf tiao tiba tibi tifa tiff tifo tift tiga tigi tiit tita titi tito titt toab toat toba tobi tobo tobt tofa toff tofi tofo toft toga togo togt toit tooa toof toot tota toti toto tott ttab ttbb ttfa ttff tttt

-aaa- a-fib a-iii aaaai aaata aabaa aabba aabga aafat aagot aaiib abaab ababa abaft abaga abago abaia abait abati abbai abbat abbia abbot abfab abiit abio- abita aboab aboat abobo aboot abott abtaa abtaf abtao affif afifa afoot aftab agafa agago agata agbia aggag aggai aggat aggot agift agita agito agoat agogo agoof aiaff aiaia aiboa aigai aigio aitit aooga atago atbat atiba atoot atoti atoto attai attia atto- baata baati babai babia babio baboo babot bafat baffa baffi bafia bafta bagag bagao bagga bagio bagit bagof bagot baiao baiba baiga baita batab batat batob batog batoo batta batto bbiab bbiaf biagi bibbo bibia bibio biffa biffi biffo big-i bigaa bigga bigif bigig bigoo bigot biota bitab bitag bitat bitgo bitit bitof bitti bitto bo-bo boatg bobbi boffa boffi boffo bogat bogga bogia bogof bogot boiai boiga boita boito booat booba booit boota botia botta botti fabbo fabfi