a-ak a-be aaaa aaab aaae aaal aaap aaba aabb aabl aabp aaea aaep aaka aake aala aale aall aapa aapl abaa abab abae abak abal abap abb- abba abbb abbe abee abel abla able abpa abpp aeap aeka aela aelp akaa akae akal akap akee akel akka akle al-p alaa alae alak alal alap alb- alba albe alea alee alek alep alk- alka alkb alke all- alla alle alll alpa alpe alpl apak apal apap apba apea apel apep apke apl- apla aple aplp appa appl baaa baak baal baba babb babe baek bael bak- baka bake bakl bala bale balk ball bapa bape bapp bbbb bbeb bblb beak beal beap beba bebb bebe beeb beek beel beep beka beke bela bele belk bell belp blaa blab blae blak blea bleb blee blek blkb bpea bpel e-la eaba eala eale eapp ebal ebba ebel ebla eeea eeee eeka eeke eele eka- ekab ekeb ekek ekka ekpe el-b el-p elab elal elba elbe elea elee elek elka elke ella elle elpe epaa epee eple epll eppa eppp kaaa kaab kaak kaal kaap kaba kabb kabe kael kaep kaka kake kakk kala kalb kale kalk kall kalp kap- kapa kape kapl kapp kbaa kbab kbae kbak kbal kbap kbba kbbb kbbe kbbk kbbl kbeb kbee kbek kbel kbkb kbkk kbkl kbla kblb kble kbll kblp kbpa kbpe kbpk kea- keak keal keap keba kebb kebe keek keel keep keka kekb keke kekl kela kele kelk kell kelp kep- kepa kepe kkaa kkal kkap kkba kkbb kkbe kkbl kkea kkkk kklb kkll kkpk kkpl klaa klab klak klal klap klbb klbe klbl klea kleb klee klek klep klka klkk klkl klla kllb klle kllk kllp kpae kpak kpal kpba kpbb kpbe kpbl kpek kpel kpke kpkk kpkl kpla kplk kppk kppl kppp laaa laak laal laap laba labe lael laka lake lala lale lall lapa lapb lape lapp leaa leak leal leap leba leea leek leel leep leka leke lekk lela lele lell lepa lepe lepp lkab lkal llll lpla lppl paak paal paap paba paea paep paka pake pala pale palk pall palp papa papb pape papp pbpa pbpk peab peak peal peap peba pebl peek peel peep peka peke pekk pel- pela pelb pele pell pepa pepe plaa plab plak plap ple- plea pleb plee plek plkk plpa plpp ppal ppap pple pppa pppp