-aaa- a-a-p a-box aaaee aabaa aabba aabra aapep aarop abaab ababa ababe abaer abapo abara abare abbar abear abeba abebe abeer abera abere aberr aboab abobo abora abore abrar aeaea aebbe aereo aero- aeroe aexpa apapa apar- apara apare ape-x apear apeba apeep aper- apera apere apoop apoor apopa apopo apore aporo appar apper appro aprax ar-ab arab- araba arabe arabo araea arara arare araxa arbab arbar arbee arber arbor arbre areae arear areo- arepa arere arero arexx aroab aroar aroba arobe aroer aroor aropa arope arora arore arpar arrea arroe baabe baaop babar babax babee baber baboo babra baoro bappe bar-x baraa barab barao barar barba barbe barea bareo barer baro- baroa baroo baror barra barre barro bbbee bbear be-er be-ro beara beare bebar beber bebop bebox bebra beebe bepop beppe beppo berar berba berbe berea berob beroe beror berra berre bexar bo-bo boaro bobar bobea bobr bobre boero booba booer boora boore borax borba borbo borea boree borer borex boro- boroa boroo borox borra borre borro boxbe boxee boxer bre-x breba breer breo- brera brere brobo broer brora broxa brrar brrrr e-box e-pro eapoe earar ebara ebber eeeee eepee eoppa eorpa eorre erbaa erbar erbbe erber erear erere eroor erora erore error exaro exera exorb exore exper expro o-r-b oarer oaror obaba obara obora oboro obrab obreb oeppo oo-er ooooo opara opepa opepe opera opere opobo opper oprea oraba oraea orapa orara orare orbea orear oreo- orera orere orero orexa orexo orobe orobo oroer oropa oxera p-box p-o-x p-rep paape paara paarp pabbo pabra paope paoro papa- papar paper papop pappa pappe pappo papre para- parae parao parea paree pareo parer parex paroa paroe paroo parr- parra parre parro peabo peara peare pebre peebo peere pepap pepea pepee peppa peppe perea perer perox perre perro po-po pobe pobox pobra poeae pooer poope poopo poora poore poper popex popop poppa poppe poppo porab porae porba poreb porer poro- porra porro pppoa pppox prabe prae- praoe praxe preop prepa proap proba probe probo proer proor prop- prope propp propr prora prore ra-ra raaba raabe raaor rabab rabap rabba rabbe rabor rapae rapar rapee raper rapex rapor rappa rarae rareb raree rarer raxar reape rear- rebab rebar rebbe reber rebop rebox rebra reepe reere reorx repar repop repor reppe repro rere- reree rerob rexea rexer ro-ro roabe robab robar robbe robbo rober robo- robop robor roera roero rooba rooer roopa roope roore ropar roper roppe rorer rorra rprop rrape x-bar x-box xaero xarre xbxrx xebra xerbo xero- xerox xexex xorro xoxox