-al -ol a-a a-b a-t aaa aab aal aan aao aar aat ab- aba abb abl abn abo abr abt al- ala alb all aln alo alr alt an- ana anb anl ann ano anr ant aoa aob aol aon aoo aor aot ar- ara arb arl arn aro arr art at- ata atb atl atn ato atr att baa bab bal ban bao bar bat bba bbb bbl bbn bbo bbr bbt bla blb bll bln blo blr blt bna bnb bnl bnn bno bnr bnt boa bob bol bon boo bor bot bra brb brl brn bro brr brt bta btb btl btn bto btr btt la- laa lab lal lan lao lar lat lba lbb lbl lbo lbr lbt lla llb lll lln llo llr llt lna lnb lnl lnn lno lnr lnt loa lob lol lon loo lor lot lra lrb lrn lro lrr lrt lta ltb ltl lto ltr ltt naa nab nal nan nao nar nat nba nbb nbl nbn nbo nbr nbt nla nlb nll nln nlo nlr nlt nna nnb nnl nnn nno nnt no- noa nob nol non noo nor not nra nrb nrl nrn nro nrr nrt nta ntb ntn nto ntr ntt oaa oab oal oan oao oar oat ob- oba obb obl obn obo obr obt ola olb oll oln olo olt on- ona onb onl onn ono onr ont oo- ooa oob ool oon ooo oor oot or- ora orb orl orn oro orr ort ot- ota otb otl otn oto otr ott ra- raa rab ral ran rao rar rat rba rbb rbl rbn rbo rbr rbt rla rll rln rlo rlr rlt rna rnb rnn rno rnr rnt roa rob rol ron roo ror rot rra rrb rrl rrn rrr rrt rta rtb rtl rtn rto rtr rtt taa tab tal tan tao tar tat tba tbb tbl tbn tbo tbr tbt tla tll tln tlo tlr tlt tna tnb tnl tnn tno tnr tnt to- toa tob tol ton too tor tot tra trb trl trn tro trr trt tta ttb ttl ttn tto ttr ttt

-ana aaaa aaab aaal aaan aaar aaba aabb aabl aabt aala aall aalo aana aaon aaoo aara aaro aart aata aatt abaa abab abal aban abar abat abb- abba abbb abbo abbr abbt abla ablo aboa abob abol abon aboo abor abot abra abro abta alaa alal alan alao alar alat alb- alba albo all- alla alll alln allo allr alna aloa alol alon aloo alor alot alro alta altn alto ana- anaa anab anal anan anao anar anat anba anbb anbl anbo anla anln anlo anna annb anno annt ano- anoa anon anor ant- anta antl anto antr antt aoba aola aonb aono aont aora aorb aorn aort arab aral aran arar arat arba arla arlo arna arno arnt aroa arob aron aroo aror arr- arra arro arrr arrt arta arto artr at-l at-t ataa atab atal atan atar atat atla atlo atna atno atob atol aton ator atot atra atrn atro atta attn atto attr baaa baal baan baar baat baba babb babo babr bala ball balo balt bana bann bano banr bant baol baon bar- bara barb barn baro barr bart bata batn bato batt bbbb bblb blaa blab blan blat blbt blno blob blon bloo blot bnor bnrr bnta boab boal boan boar boat boba bobb bobo bola boll boln bolo bolt bona bonn bono bont boob bool boon boor boot bor- bora born boro borr bort bota botb botn boto bott brab bran brao brat brna brno broa brob brol bron broo bror brot brrr btaa btan btla btob btor btrt bttb laaa laal laan laar laat laba labo labr lala lall lalo lan- lana lann lano lant laon lara larb larn larr lart lata latn lato latt lbar lblr lbrt llan llao llat llll lloa lloo loan loar loat lob- loba lobb lobo lola loll lolo lona lono lonr lont loob lool loon loor loot lora lorn loro lota lotl loto lotr lott lral lrat lrba lron lrrr lrta ltbl ltnt ltra lttr naaa naab naal naan naar naat naba nabl nabo nala nall nalt nan- nana nanb nann nano nant naor naot nara narn naro narr nart nata natl nato natt nbaa nbar nbbo nlab nlat nlra nlrb nnnn nnot nntn noaa noal noat noba nobo nola noll nolo nolt non- nona nonn nono nont noo- noob nool noon nooo noor noot nor- nora norb norn noro norr nort not- nota noto nott nrab nrlb nrna nron nrrl nrta nrtl ntla ntrl ntto nttr oall oara obal oban obba obbo obla obol obon obor obot obra obro olan olar olat olba olbo olla ollo olon olor olot olta onab onal onan onar onat onla onna onno onon onor onra ont- onto ooaa ooba oola oolo oona oont oooo oora oort ootb orab oral oran orao orar orat orba orbb orbo orla orlo orna orno oro- oron oror orot orra orro orta orto otan otar oto- oton otoo otor otra otro otta otto raab raan raat raba rabb rabl rabo rala ralb rall ralo ralt rana rann rano rant raob raol rara rarb raro rata rato ratt rbbb rbbr rlab rnal rnbr rnnt rnot roab roan roar roat rob- roba robb robo robt rola roll rolo rolt rona rono ront roob rool roon roor root rora roro rort rota rotl rotn roto rotr rott rrat rrna rrrr rtan rtlt taa- taal taan taar taat taba tabb tabl tabo tala tall talo tana tann tano tant taoa taor tara tarb tarn taro tarr tart tata tatb tato tatr tatt tbar tbrb tbta tlon tnla toab toal toan toat toba tobo tobt tol- tola toll tolo tolt tona tonb tonn tono tooa tool toon toor toot tora torn toro torr tort tota toto totr tott traa trab tral tran trao trat trna trno troa tron troo trot trra trtr ttab ttbb tton tttt

-aaa- aaata aabaa aabba aabra aalon aalto aanat aarna aaron aatal