-ana a-ak a-ha aaaa aaab aaac aaad aaah aaal aaan aaba aabb aabc aabd aabh aabl aaca aacb aacc aacd aach aack aacl aacn aada aadc aaha aahk aahl aaka aala aalc aald aall aana aand abaa abab abac abad abak abal aban abb- abba abbb abca abcb abcc abcd abch abcl abcn abda abha abla acaa acab acac acad acan acba acbl acca accc accd acch acda acdb acdc acha achh achl ackd acla aclc adaa adab adac adad adah adak adal adan adba adbc adcc adda addc addd addl addn adha adhd adhn adna ahab ahac ahad ahah ahal ahdl ahha ahla akaa akah akal akan akca akdn akha akka akna alaa alac alad alak alal alan alb- alba albc alca alcc ald- alda aldl alha alk- alka alkb alkd all- alla allh alll alln alna ana- anaa anab anac anad anah anak anal anan anba anbb anbl anca ancc and- anda andh andl anha ank- anka ankh anla anlc anln anna annb baaa baad baah baak baal baan baba babb bac- baca bacc bach back bacn bada badb badd badh baha bahl bahn bak- baka bakh bakl bala balc bald balk ball bana banc band banh bank bann bbad bbbb bbch bbdd bblb bcaa bcbc bcca bccc bccl bcda bchd bdbc bddc bddh bdna bhan bhca bhcc bhdl blaa blab blac blad blah blak blan bldc blkb blkd c-cd caaa caab caac caah caal caan caba cac- caca cacc cach cack cada cadc cadd caha cahl cahn caka cala calc cald calk call cana canc cand canh cank cann cbac cbal cbbc cbca cbcc cbcl cbcn cbdb cbdc cbdn cbha cbhl cbka cbkl cbkn cblb cblc cbln cbna cbnd ccaa ccab ccac ccad ccba ccbc ccbn ccca cccb cccc cccl ccdc ccdh ccdn ccha cchl ccla cclc ccna ccnb ccnc cdaa cdac cdad cdba cdda cddb cddl cdna cdnb cdnc chaa chab chac chad chah chak chal chan chca chch chha chka chkb chlc chln chnb chnc chnl ckac ckan ckbc ckch ckck ckcl ckln cknb cknc clab clad clan clcd cldc cnaa cnac cnbc cnbl cnda cndd cnna d-na daab daad daal daan daba dabb daca dada daha dahl dahn daka dala dalk dall dana dand dank danl dann dbcc dbnl dcbc dcca dccb dccc dccl dcdb dddd ddlc dhaa dhad dhak dhal dhan dkba dkdc dlab dlbd dlha dnaa dnab dnac dnad dnah dnan haab haad haak haal haan haba hack hada hadh hadl haha hahn haka hakk hal- hala halb hald halk hall hana hanc hand hank hann hbcd hcbc hcca hccb hccc hcch hdbk hdca hdda hhaa hhcl hhhh hhla hkcc hkcl hkdl hknd hlah hndd hnna kaaa kaab kaak kaal kaan kaba kabb kabc kabd kacb kacc kacd kach kacl kad- kada kadd kadl kaha kahc kahl kahn kaka kakc kakh kakk kakn kala kalb kalc kald kalk kall kaln kana kanb kand kanh kann kbaa kbab kbac kbad kbak kbal kbba kbbb kbbc kbbd kbbk kbbl kbca kbcb kbch kbck kbcl kbdb kbdl kbdn kbhb kbhc kbhh kbhl kbhn kbkb kbkk kbkl kbla kblb kbld kbll kbna kbnd kbnh kbnl kbnn kcaa kcab kcac kcad kcah kcal kcba kcbc kcbd kcbk kcbl kcca kccb kccc kccd kcck kccl kcda kcdc kcdd kcha kchh kchk kchl kchn kckc kckk kckl kckn kcla kclc kclh kclk kcll kcln kcnb kcnd kcnh kdaa kdab kdac kdad kdak kdal kdbb kdbl kdbn kdca kdcc kdcd kddb kddc kddd kddk kddl kdhl kdhn kdka kdkb kdkd kdkk kdkn kdla kdlb kdlc kdld kdlh kdll kdna kdnd kdnk kdnn khab khac khad khak khal khan khbc khbd khca khcb khcc khch khck khdc khdk khdn khhk khhl khka khkk khkn khla khlc khll khna khnc khnd khnk khnl kkaa kkac kkal kkan kkba kkbb kkbd kkbl kkbn kkcb kkcd kkch kkck kkcl kkcn kkda kkdc kkdd kkdl kkha kkhb kkhh kkhk kkkk kklb kklc kkld kklh kkll kkln kknb kknd kknn klaa klab klac klad klak klal klan klbb klbc klbd klbl klbn klca klcb klcc klcd klch klck klcl klcn kldc kldd kldn klhb klhc klka klkc klkk klkl klkn klla kllb kllc kllk klnc klnd klnn knaa knab knac knah knal knan knba knbb knbc knbn knca kncb knch knck kncn knda kndb kndc kndd kndh kndk kndl kndn knhc knhk knhl knkk knla knlb knlc knlh knnb knnd knnk laaa laac laad laak laal laan laba laca lacc lach lack lacl lada ladd laha lahn laka lakh lala lald lall lan- lana lanc land lank lann lbcc lcac lcad lcbc lcca lccc lcdd lchc ldha lhhh lkab lkal lkan llan llcc lldb lldc lllc llll lndn lnnk naaa naab naac naad naal naan naba nabc nabk nabl naca nacc nacd nach nack nacl nada nadc nadh nadk naha nahk nahl naka nala nalc nald nall nan- nana nanb nand nann nbaa nbad nbak nbbc nbca nbcc nbhd ncaa ncac ncba ncbc ncca nccc nccn ncda ncdc ncdn ncha nchc nchd nclc ncln ncna ncnc ncnd ndaa ndak ndcc nddb ndna nhcc nhhl nhla nhnn nlab nlcc nndb nnnn