-al -ol a-a a-b a-t aaa aab aaf aal aao aar aat aav ab- aba abb abf abl abo abr abt abv af- afa afb aff afl afo afr aft afv al- ala alb alf all alo alr alt alv aoa aob aof aol aoo aor aot aov ar- ara arb arf arl aro arr art arv at- ata atb atf atl ato atr att atv av- ava avb avf avl avo avr avt baa bab baf bal bao bar bat bav bba bbb bbf bbl bbo bbr bbt bfa bfb bff bfl bfo bfr bft bfv bla blb blf bll blo blr blt blv boa bob bof bol boo bor bot bov bra brb brf brl bro brr brt brv bta btb btf btl bto btr btt btv bva bvb bvl bvo bvr bvt bvv faa fab faf fal fao far fat fav fba fbb fbf fbl fbo fbr fbt ffa fff ffl ffo ffr fft ffv fla flb flf fll flo flr flt foa fob fof fol foo for fot fra frb frf frl fro frr frt fta ftb ftf ftl fto ftr ftt ftv fva fvt la- laa lab laf lal lao lar lat lav lba lbb lbf lbl lbo lbr lbt lbv lfa lfb lff lfl lfo lfr lft lla llb llf lll llo llr llt llv loa lob lof lol loo lor lot lov lra lrb lrf lro lrr lrt lrv lta ltb ltf ltl lto ltr ltt ltv lva lvb lvf lvl lvr lvt lvv oaa oab oaf oal oao oar oat oav ob- oba obb obf obl obo obr obt obv of- ofa ofb off ofl ofo ofr oft ofv ola olb olf oll olo olt oo- ooa oob oof ool ooo oor oot oov or- ora orb orf orl oro orr ort orv ot- ota otb otf otl oto otr ott otv ov- ova ovb ovf ovl ovo ovv ra- raa rab raf ral rao rar rat rav rba rbb rbf rbl rbo rbr rbt rfa rfb rff rfl rfo rfr rft rfv rla rlf rll rlo rlr rlt roa rob rof rol roo ror rot rov rra rrb rrf rrl rrr rrt rta rtb rtf rtl rto rtr rtt rtv rva rvb rvf rvl rvo rvr rvt rvv taa tab taf tal tao tar tat tav tba tbb tbf tbl tbo tbr tbt tbv tfa tfb tff tfl tfo tfr tft tla tlf tll tlo tlr tlt tlv to- toa tob tof tol too tor tot tov tra trb trf trl tro trr trt trv tta ttb ttf ttl tto ttr ttt ttv tva tvb tvf tvl tvo tvr tvt v-a vaa vab val vao var vat vav vba vbl vbo vbr vbv vfa vfb vff vfl vfr vft vfv vl- vla vlb vlf vll vlo vlt vlv voa vob vof vol voo vor vot vov vra vrb vrf vrr vrt vta vtb vtl vto vtr vtt vtv vva vvb vvo vvr vvt vvv

aaaa aaab aaaf aaal aaar aaav aaba aabb aabl aabt aafa aafb aaff aafl aala aall aalo aaoo aara aaro aart aata aatf aatt aava abaa abab abaf abal abar abat abb- abba abbb abbo abbr abbt abff abla ablo ablv aboa abob abof abol aboo abor abot abov abra abro abta abva afaa afao afar afat affa affo afft afla afoa afol afoo afor afr- afra afro afta alaa alal alao alar alat alb- alba albo alfa all- alla alll allo allr aloa alof alol aloo alor alot alov alro alta alto alva alvo aoba aola aora aorb aort aotf arab araf aral arar arat arba arfa arfb arff arft arla arlo aroa arob aroo aror arr- arra arro arrr arrt arta arto artr artv arva arvo at-l at-t ataa atab atal atar atat atfb atla atlo atob atof atol ator atot atra atro atta atto attr avab aval avao avar avat avlb avor avot avra avro avva avvo baaa baaf baal baar baat baba babb babo babr baff bafo baft bala balf ball balo balt baol bar- bara barb barf baro barr bart bata batf bato batt bava bbbb bblb bffl bfta bftt blaa blab blat blbt blob bloo blot blvt boab boal boar boat boba bobb bobo bofa boff bola boll bolo bolt boob boof bool boor boot bor- bora borf boro borr bort bota botb boto bott bova bovo brab braf brao brat brav broa brob brol broo bror brot brrr btaa btaf btla btob btor btrt bttb faaa faba fabo fafa faff fafo fala fall falo falt fara farb farl faro farr fart fata fatf fato fatt fava fbar fbla ffar ffff ffrr fftf flab flao flat flav flob floo flor flot foaf foal foar foba fobt fofo fola foll folo folr folt foof fool foot for- fora forb forl foro forr fort fota foto fott fr-v frab frat frla frob frol frot frta frvt ft-l ftlb laaa laal laar laat laba labo labr lafb laff laft lala lall lalo lara larb larf larr lart larv lata lato latt latv lava lavo lbar lblr lbrt lfat llao llat llll lloa lloo lo-v loaf loar loat lob- loba lobb lobo lofa loff loft lola loll lolo loob loof lool loor loot lora loro lota lotl loto lotr lott lotv lovo lral lrat lrba lrrr lrta lrtv ltbf ltbl ltra lttr lttv lvov lvrr oafo oall oara obal obba obbo obfv obla obol obor obot obra obro off- offa offo offr ofla ofor ofra ofta olaf olar olat olav olba olbo olfa olla ollo olof olor olot olov olta ooaa ooba ooff oola oolo oooo oora oort ootb orab oral orao orar orat orav orba orbb orbo orff orla orlo oro- orof oror orot orra orro orta orto orvr otar oto- otof otoo otor otov otra otro otta otto oval ovar ovfl ovo- ovol ovoo ovot ovra raab raaf raat raba rabb rabl rabo rafa raff raft rala ralb ralf rall ralo ralt raob raol rara rarb rarf raro rata ratf rato ratt rava