-al -ol a-a a-b a-t aaa aab aaf aal aao aar aat aau ab- aba abb abf abl abo abr abt abu af- afa afb aff afl afo afr aft afu al- ala alb alf all alo alr alt alu aoa aob aof aol aoo aor aot aou ar- ara arb arf arl aro arr art aru at- ata atb atf atl ato atr att atu au- aua aub auf aul auo aur aut b-u baa bab baf bal bao bar bat bau bba bbb bbf bbl bbo bbr bbt bbu bfa bfb bff bfl bfo bfr bft bfu bla blb blf bll blo blr blt blu boa bob bof bol boo bor bot bou bra brb brf brl bro brr brt bru bta btb btf btl bto btr btt btu bua bub buf bul buo bur but buu faa fab faf fal fao far fat fau fba fbb fbf fbl fbo fbr fbt fbu ffa fff ffl ffo ffr fft ffu fla flb flf fll flo flr flt flu foa fob fof fol foo for fot fou fra frb frf frl fro frr frt fru fta ftb ftf ftl fto ftr ftt ftu fua fub fuf ful fuo fur fut fuu la- laa lab laf lal lao lar lat lau lba lbb lbf lbl lbo lbr lbt lbu lfa lfb lff lfl lfo lfr lft lfu lla llb llf lll llo llr llt llu loa lob lof lol loo lor lot lou lra lrb lrf lro lrr lrt lru lta ltb ltf ltl lto ltr ltt ltu lua lub luf lul luo lur lut luu oaa oab oaf oal oao oar oat oau ob- oba obb obf obl obo obr obt obu of- ofa ofb off ofl ofo ofr oft ofu ola olb olf oll olo olt olu oo- ooa oob oof ool ooo oor oot or- ora orb orf orl oro orr ort oru ot- ota otb otf otl oto otr ott otu ou- oua ouf oul ouo our out ra- raa rab raf ral rao rar rat rau rba rbb rbf rbl rbo rbr rbt rbu rfa rfb rff rfl rfo rfr rft rfu rla rlf rll rlo rlr rlt rlu roa rob rof rol roo ror rot rou rra rrb rrf rrl rrr rrt rru rta rtb rtf rtl rto rtr rtt rtu rua rub ruf ruo rur rut ruu taa tab taf tal tao tar tat tau tba tbb tbf tbl tbo tbr tbt tbu tfa tfb tff tfl tfo tfr tft tfu tla tlf tll tlo tlr tlt tlu to- toa tob tof tol too tor tot tou tra trb trf trl tro trr trt tru tta ttb ttf ttl tto ttr ttt ttu tua tub tuf tul tuo tur tut tuu ua- uaa uab uaf ual uao uar uat uau uba ubb ubf ubl ubo ubr ubt ubu ufa uff ufl ufo ufr uft ufu ula ulb ulf ull ulo ulr ult ulu uoa uob uol uoo uor uot ur- ura urb urf url uro urr urt uru uta utb utf utl uto utr utt utu uua uur uut uuu

a-fu aaaa aaab aaaf aaal aaar aaba aabb aabl aabt aafa aafb aaff aafl aala aall aalo aalu aaoo aara aaro aart aaru aata aatf aatt abaa abab abaf abal abar abat abau abb- abba abbb abbo abbr abbt abff abla ablo aboa abob abof abol aboo abor abot abou abra abro abta abtu abua abuf abul abut afaa afao afar afat affa affo afft afla afoa afol afoo afor afr- afra afro afru afta afua alaa alal alao alar alat alau alb- alba albo albu alfa all- alla alll allo allr allu aloa alof alol aloo alor alot alou alro alta alto alua aluf alur alut aoba aola aora aorb aort aotf aouf aoul aout arab araf aral arar arat arau arba arfa arfb arff arft arfu arla arlo aroa arob aroo aror arr- arra arro arrr arrt arru arta arto artr arua arub arul arut at-l at-t ataa atab atal atar atat atfb atla atlo atob atof atol ator atot atra atro atru atta atto attr attu atua atub atul atur auaa aul- aula aulf aull aulo ault aulu auol aur- aura auro aut- auto baaa baaf baal baar baat baba babb babo babr babu baff bafo baft bala balf ball balo balt balu baol bar- bara barb barf baro barr bart baru bata batf bato batt batu bau- bauf baul baur bbau bbbb bblb bffl bfta bftt blaa blab blat blau blbt blob bloo blot blou blub bluf blur blut boab boal boar boat boba bobb bobo bobu bofa boff bofu bola boll bolo bolt bolu boob boof bool boor boot bor- bora borf boro borr bort boru bota botb boto bott boua bouf boul bour bout brab braf brao brat brau brfu broa brob brol broo bror brot brou brrr brut btaa btaf btla btob btor btrt bttb bual buar buat buba bubb bubo bubu buff bufo bufr bula bulb bull bult bulu buol bur- bura burb burl buro burr burt buru but- buta buto butt faaa faba fabo fabu fafa faff fafo fala fall falo falt falu fara farb farl faro farr fart faru fata fatf fato fatt faul faur faut fbar fbla ffar ffff ffrr fftf flab flao flat flob floo flor flot flou flub fluf fluo flur foaf foal foar foba fobt fofo fola foll folo folr folt foof fool foot for- fora forb forl foro forr fort fota foto fott foua foul four fout frab frat frau frla frob frol frot frou frta frub ft-l ftlb ftub fuar fuat fubb fubu fuff fufu fula full fulu fuor fur- fura furl furo furr furt futa futo futu laaa laal laar laat laba labo labr labu lafb laff laft lala lall lalo lalu laou lara larb larf larr lart laru lata lato latt latu laub lauf laul laur laut lbar lblr lbrt lfat llao llat llll lloa lloo loaf loar loat lob- loba lobb lobo lofa loff