a-ii aaaa aaab aaaf aaai aaar aaba aabb aabi aabt aafa aafb aaff aafi aaib aaii aaoo aara aari aaro aart aata aatf aatt abaa abab abaf abag abai abar abat abb- abba abbb abbi abbo abbr abbt abff abia abib abig abir abit aboa abob abof aboo abor abot abra abri abro abta afaa afao afar afat affa affi affo afft afgf afia afib afif afig afir afit afoa afog afoo afor afr- afra afri afro afta ag-o agag agai agao agar agat agba agbo agfa agga aggi agia agib agig agii agio agir agit agob agog agoo agot agra agri agro agta agtr aiai aiba aibo aiff aiga aigo aiia aiib aiir aioi aira airi airo airt aita aitf aiti aitr aitt aoba aora aorb aort aotf arab araf arag arai arar arat arba arbi arfa arfb arff arft arga argb argi argo aria arib arif arig arii ario arit aroa arob aroi aroo aror arr- arra arrg arri arro arrr arrt arta arti arto artr at-t ataa atab atai atar atat atfb atgo atia atif atit atob atof atoi ator atot atra atri atro atta atti atto attr ba-i baaa baaf baar baat baba babb babi babo babr baff bafo baft baga bagg bagi bago bagt baia baib baig baio bair bait bar- bara barb barf barg bari baro barr bart bata batf bati bato batt bbbb bbga bbrg bfgf bfta bftt bgia biaf biao biar biat biba bibb bibi bibo bifa biff bifi biga bigb bigg bigo bigt bio- biog bioi biot bira birb birg biri biro birr birt bita bito bitt boab boag boai boar boat boba bobb bobi bobo bofa boff boga bogg bogi bogo bogt boi- boii boit boob boof boog boor boot bor- bora borf borg bori boro borr bort bota botb boti boto bott brab braf brag brai brao brat bria brig brio brit broa brob brog broo bror brot brrr btaa btaf btob btor btrt bttb faaa faba fabi fabo fafa faff fafg fafi fafo fagg fagi fago faio fair fait fara farb farg faro farr fart fata fatf fati fato fatt fbar ffar ffff ffii ffrr fftf fiaa fiaf fiar fiat fiba fifa fiff fifi fifo fift figa figg figo fiii fior fira fita fiti fitt foaf foar foba fobt fofo fogg fogi fogo foia foof foot for- fora forb forg fori foro forr fort fota foti foto fott frab frag frat fria frib frig frio frit frob frog frot frta ftii gaar gaba gabb gabi gabo gabr gabt gafa gafb gaff gafi gaft gaga gagg gagi gago gaia gaig gair gait gara garb garf garg gari garo garr gart gata gati gato gatr gatt gbag gbbo gffa gfoa gfor ggbt ggfg gggg giaa giai giat giba gibb giff gift giga gigg gigi gigo giog gioi gira girg giri giro girr girt gita gito goaf goai goar goat goba gobi gobo goff gofr goga gogi gogo goif goit goof goog gooi goor goot gora gorb gorf gorg gori goro gorr gort gota goti goto gott grab graf grai grat grbr grfa gria grib grif grig grit grob grof grog groi groo gror grot grrr gtaa gtbr gtfo gtta i-go iaaa iaai iaat iaba iaff iago iaia iara iart iata iati ibar ibat ibfi ibga ibia ibot ibra ibri ibro ibtb ifaa ifao ifar ifat ifbb ifit ifor ifra ifrb ifrf ifri ifta ifto igar igba igbo igfa igga igia igoo igor igot igra igri iifa iiii iiio iiit iioi iioo iira iita iitr iitt ioba iobi iogt ioii ioio ioit ioof iooi iooo iora iorg iori iota iotf ioto iraf irai irao irar iri- iria irig irio irob irra irri irta irtf irti itaa itaf itai itar itat itfa itgo itia itif itof itoi itoo itor itra itrf itri itta ittf itto oafo oara obai obba obbo obia obit oboi obor obot obra obri obro off- offa offo offr ofgo ofit ofor ofra ofta ogai ogar ogb ogba ogfr oggi ogoa ogog ogoi ogra ogri ogro oiba oigo oiii oira oirt oita oiti ooaa ooba oobi ooff ooia oooo oora oort ootb orab orai orao orar orat orba orbb orbi orbo orff orfi orga orgo ori- oria orif orig orio orit oro- orof oror orot orra orri orro orta orto otar otif otit oto- otof otog otoo otor otra otro otta otti otto raab raaf raag raat raba rabb rabi rabo rafa raff rafi raft raga ragg ragi rago raia raif raig raii rair rait raob rara rarb rarf rari raro rata ratf rati rato ratt rbaf rbbb rbbr rgba rgbi rgit rgtr riaa riab riai riat rib- riba ribo rifa riff rift riga rigg rigi rigo riia riif riot riri rita riti rito ritt roab roaf roag roar roat rob- roba robb robi robo robt roff rofo roga rogg rogi rogo roia roif roig roio roir roit roob roof roog rooi roor root rora rori roro rort rota rotg roti roto rotr rott rrat rrif rrrr rtai rtbf rtfb taa- taaf taag taar taat taba tabb tabi tabo tafa taff tafi tafo taft taga tagg tagi tago taia taig taio tair tait taoa taor tara tarb tarf targ tari taro tarr tart tata tatb tati tato tatr tatt tbaf tbar tbit tbrb tbta tfot tgfa tgif tiaa tiab tiaf tiao tiar tiba tibi tifa tiff tifo tift tiga tigi tigr tiit tira tirb tiri tiro tirr tita titi tito titt toab toat toba tobi tobo tobt tofa toff tofi tofo toft toga togo togr togt toit tooa toof toor toot tora torf torg tori toro torr tort tota toti toto totr tott traa trab traf trag trai trao trat trfr tri- tria trib trif trig trio trit troa trog troi troo trot trra trtr ttab ttbb ttfa ttff tttt