a-a a-b aaa aab aaf aao aap aar ab- aba abb abf abo abp abr af- afa afb aff afo afp afr aoa aob aof aoo aop aor ap- apa apb apf apo app apr ar- ara arb arf aro arp arr b-p baa bab baf bao bap bar bba bbb bbf bbo bbp bbr bfa bfb bff bfo bfp bfr boa bob bof boo bop bor bpa bpb bpf bpo bpp bpr bra brb brf bro brp brr faa fab faf fao fap far fba fbb fbf fbo fbp fbr ffa fff ffo ffp ffr foa fob fof foo fop for fpa fpb fpo fpp fpr fra frb frf fro frp frr oaa oab oaf oao oap oar ob- oba obb obf obo obp obr of- ofa ofb off ofo ofp ofr oo- ooa oob oof ooo oop oor op- opa opb opf opo opp opr or- ora orb orf oro orp orr p-p paa pab paf pao pap par pba pbb pbf pbo pbp pbr pfa pfb pff pfo pfp pfr poa pob pof poo pop por ppa ppb ppf ppo ppp ppr pra prb prf pro prp prr ra- raa rab raf rao rap rar rba rbb rbf rbo rbp rbr rfa rfb rff rfo rfp rfr roa rob rof roo rop ror rpa rpb rpf rpo rpp rpr rra rrb rrf rrp rrr

aaaa aaab aaaf aaap aaar aaba aabb aabp aafa aafb aaff aaoo aapa aapo aara aaro aarp abaa abab abaf abap abar abb- abba abbb abbo abbr abff aboa abob abof aboo abor abpa abpp abpr abra abro afaa afao afap afar affa affo afoa afoo afor afpa afr- afra afro aoba aopo aora aorb apao apap apar apba apbr apfa apfo apo- apof apoo apop apor appa appr apra apro arab araf arap arar arba arfa arfb arff aroa arob aroo aror arpa arr- arra arro arrr baaa baaf baar baba babb babo babr baff bafo bapa bapp bar- bara barb barf baro barr bbbb bbpr bfpo bfpp boab boar boba bobb bobo bofa boff boob boof boop boor bopa bopp bor- bora borf boro borr brab braf brao broa brob broo bror brrr faaa faap faba fabo fafa faff fafo fapa fapp fara farb faro farp farr fbar fbop ffar ffff ffrr foaf foar foba fofo foof fopp for- fora forb foro forr fpaa fpra fprf frab frap frob frop oafo oara obba obbo obor obra obro off- offa offo offr ofor ofra ooaa ooba ooff oooo oora opap opar opo- opor oppa oppo opra orab orao orar orba orbb orbo orff oro- orof oror orra orro paap paar paba pafa paff papa papb papp papr par- para parf paro parp parr pbar pbpa pbrf pfaa pfff pffr pfra poar poba pobo poff poof poop poor pop- popa popo popp pora porb poro porr ppap ppar ppfa ppoa pppa pppo pppp pprf prao prar pro- proa prob prof proo prop raab raaf raba rabb rabo rafa raff raob raop rapa rapp rara rarb rarf raro rbaf rbbb rbbr roab roaf roap roar rob- roba robb robo roff rofo roob roof roop roor ropa ropo rora roro rpob rpof rrrr

-aaa- a-a-p aabaa aabba aabra aarop abaab ababa abapo abara abbar abfab aboab abobo abora abrar afara affor afro- afrob apapa apar- apara apoop apoor apopa apopo aporo appaf appar appro ar-ab arab- araba arabo arafo arara arbab arbar arbor aroab aroar aroba aroof aroor aropa arora arpar baaop babar baboo babra baffa bafra baoro baraa barab barao barar barba barff baro- baroa barof baroo baror barra barro bo-bo boaro bobar bobr boffa boffo booba boora borba borbo boro- boroa boroo borra borro braff brobo brora brrar brrrr fabbo faboo fabor fabra fabro faora fapar fappo farab farao farap farbo farfa farob faroo farro foabp fobar fofao foppa for-a forra forro fraba froop o-r-b oaror obaba obara obora oboro obrab ofafa offof ofora ofpop ooooo opara opobo oraba orapa orara orfar orfor orobo oropa paara paarp pabbo pabra paoro papa- papar papop pappa pappo para- paraf parao paroa paroo parr- parra parro pfaff pforp po-po pobra poopo poora popop poppa poppo porab porba poro- porra porro pppoa proap proba probo proff proof proor prop- propp propr prora ra-ra raaba raaff raaor rabab rabap rabba rabor rafar raffa rapar rapor rappa raraf ro-ro robab robar robbo robo- robop robor roffa rofor rooba roopa ropar rorra rprop

aaaaba aabroo abaroa abobra abrafo affrap apora apropo araafa arabo- ararao arbra arfara arfarf arpora arraba arroba baabaa baabar baaror babbar bafaro baobab bapara bapora bar-or barara barbar barbra barbro bbbbbb boabab bobara bobbar booboo borapa borbor bororo fabao fabara fabbro fabrap faraar farara farfar farofa faroff farrar foboff foobar foofoo forbar forbra forfar forpar frafra frbroo ofpoor oooooo opoboa orapro orbaff orbara paao paopao papara paparo papora paraba paraff paraoa parfor paropa parora poopoo popara popfor popoff popopo poporo poppop pppppp proapp probar profor rababa

afropop approof arapora araroba arrorro baabarr baraboo barabra barbara barbaro barbora bbbbbbb bobbarr boo-boo boorara far-off farfara foo-foo o-o-a-a off-bar off-off ofproof oporapa oroboro paparoa poo-poo poopara pop-off pop-rap rababoo roboboa robopop roo-bar roobarb

afro-pop aparoopa bafarara bar-abba barabara barabora bbbbbbbb bo-bo-bo bobaraba borabora papapapa paparara parafora parapaar parapara poorpoor poroporo pro-arab

afro-arab baabaabaa barbapapa barrabora bopapapob borborbor

proof-proof

aaaaaaaaaaaaaaa bbbbbbbbbbbbbbb rrroooaaarrr