-al -ol a-a a-b aaa aab aaf aal aao aap aar ab- aba abb abf abl abo abp abr af- afa afb aff afl afo afp afr al- ala alb alf all alo alp alr aoa aob aof aol aoo aop aor ap- apa apb apf apl apo app apr ar- ara arb arf arl aro arp arr b-p baa bab baf bal bao bap bar bba bbb bbf bbl bbo bbp bbr bfa bfb bff bfl bfo bfp bfr bla blb blf bll blo blp blr boa bob bof bol boo bop bor bpa bpb bpf bpl bpo bpp bpr bra brb brf brl bro brp brr faa fab faf fal fao fap far fba fbb fbf fbl fbo fbp fbr ffa fff ffl ffo ffp ffr fla flb flf fll flo flp flr foa fob fof fol foo fop for fpa fpb fpl fpo fpp fpr fra frb frf frl fro frp frr l-p la- laa lab laf lal lao lap lar lba lbb lbf lbl lbo lbp lbr lfa lfb lff lfl lfo lfp lfr lla llb llf lll llo llp llr loa lob lof lol loo lop lor lpa lpb lpf lpl lpo lpp lpr lra lrb lrf lro lrp lrr oaa oab oaf oal oao oap oar ob- oba obb obf obl obo obp obr of- ofa ofb off ofl ofo ofp ofr ola olb olf oll olo olp oo- ooa oob oof ool ooo oop oor op- opa opb opf opl opo opp opr or- ora orb orf orl oro orp orr p-p paa pab paf pal pao pap par pba pbb pbf pbl pbo pbp pbr pfa pfb pff pfl pfo pfp pfr pla plb plf pll plo plp plr poa pob pof pol poo pop por ppa ppb ppf ppl ppo ppp ppr pra prb prf prl pro prp prr ra- raa rab raf ral rao rap rar rba rbb rbf rbl rbo rbp rbr rfa rfb rff rfl rfo rfp rfr rla rlf rll rlo rlp rlr roa rob rof rol roo rop ror rpa rpb rpf rpl rpo rpp rpr rra rrb rrf rrl rrp rrr

aaaa aaab aaaf aaal aaap aaar aaba aabb aabl aabp aafa aafb aaff aafl aala aall aalo aaoo aapa aapl aapo aara aaro aarp abaa abab abaf abal abap abar abb- abba abbb abbo abbr abff abla ablo aboa abob abof abol aboo abor abpa abpp abpr abra abro afaa afao afap afar affa affo afla aflp afoa afol afoo afor afpa afr- afra afro al-p alaa alal alao alap alar alb- alba albo alfa all- alla alll allo allr aloa alof alol aloo alop alor alpa alpl alpo alro aoba aola aopo aora aorb apal apao apap apar apba apbr apfa apfl apfo apl- apla aplp apo- apof apoo apop apor appa appl appr apra apro arab araf aral arap arar arba arfa arfb arff arla arlo aroa arob aroo aror arpa arpl arr- arra arro arrr baaa baaf baal baar baba babb babo babr baff bafo bala balf ball balo baol bapa bapp bar- bara barb barf baro barr bbbb bblb bbpr bffl bfpo bfpp blaa blab blob bloo blop boab boal boar boba bobb bobo bofa boff bola boll bolo boob boof bool boop boor bopa bopp bor- bora borf boro borr bpfl brab braf brao brlp broa brob brol broo bror brrr faaa faap faba fabo fafa faff fafo fala fall falo fapa fapl fapp fara farb farl faro farp farr fbar fbla fbop ffar ffff ffrr flab flao flap flob floo flop flor foaf foal foar foba fofo fola foll folo folr foof fool fopp for- fora forb forl foro forr fpaa fpla fpra fprf frab frap frla frob frol frop laaa laal laap laar laba labo labr lafb laff lala lall lalo lapa lapb lapp lara larb larf larp larr lbar lblr llao llll lloa lloo loaf loap loar lob- loba lobb lobo lofa loff lola loll lolo loob loof lool loop loor lopa lopp lora loro lpfp lpla lppl lprp lral lrba lrrr oafo oall oara obal obba obbo obla obol obor obra obro off- offa offo offr ofla ofor ofra olaf olar olba olbo olfa olla ollo olof olor ooaa ooba ooff oola oolo oooo oora opal opap opar opla opo- opor oppa oppo opra orab oral orao orar orba orbb orbo orff orla orlo oro- orof oror orra orro paal paap paar paba pafa paff pala pall palo palp papa papb papp papr par- para parf parl paro parp parr pbar pbpa pbrf pfaa pfff pffr pfra plaa plab plaf plap plar plbr plfa plff plob ploo plop plpa plpp plra poar poba pobo poff pola poll polo poof pool poop poor pop- popa popo popp pora porb poro porr ppal ppap ppar ppfa pplo ppoa pppa pppo pppp pprf prao prar prlr pro- proa prob prof prol proo prop raab raaf raba rabb rabl rabo rafa raff rala ralb ralf rall ralo raob raol raop rapa rapl rapp rara rarb rarf raro rbaf rbbb rbbr rffl rlab roab roaf roap roar rob- roba robb robo roff rofl rofo rola rolf roll rolo rolp roob roof rool roop roor ropa ropo rora roro rpob rpof rrrr

-aaa- a-a-p a-lop aabaa aabba aabra aarop abaab ababa abala aball abalo abapo abara abbar abfab aboab abobl abobo abora abrar abrol afall afara affor aflao aflap aflpa afofl afool afro- afrob afrol alaap alaba alala alaol alapa alara alarp albal albar albo- albor allaf allal allar allbo allo- alloa allof alloo allor allra aloaf aloba aloof aloop aloor alora alorf alpao alpar alpla alpro apala apall apapa apar- apara aplao aplar aplo- apoll apolo apool apoop apoor apopa apopo aporo appaf appal appar appro ar-ab arab- araba arabo arafo arara arbab arbar arbol arbor arlob aroab aroar aroba arola aroll aroof aroor aropa arora arpar baaop babar babol baboo babra baffa baflo bafra balal balao balar balbo balla ballo baloo balop balor baoro bapla baraa barab baral barao