a-ak aaaa aaab aaac aaal aaam aaap aaas aaba aabb aabc aabl aabm aabp aaca aacb aacc aack aacl aacm aacp aacs aaka aala aalc aall aals aama aamb aamc aamp aams aapa aapc aapl aapm aaps aasa aasc aasm aass abaa abab abac abak abal abam abap abas abb- abba abbb abbs abca abcb abcc abcl abcp abcs abla abls abma abmb abmc abms abpa abpc abpm abpp abps abs- absa absl absp abss acaa acab acac acap acas acba acbl acca accc accm accp accs acks acla aclc acls acma acmc acmp acms acpa acpm acps acsa acsc acsl acsm acss akaa akal akam akap akas akca akka aksa al-p alaa alac alak alal alam alap alas alb- alba albc albm albs alca alcc alcs alk- alka alkb all- alla alll alls alma almc alms alpa alpl alps alsa alsc amaa amac amal amam amap amas amb- amba ambs amca amcc amcs amka amla amm- amma ampa ampc ampk ampl ampm amps amsa amsc amsl amss apac apak apal apam apap apas apba apbs apca apcb apcc apcm apcs apl- apla aplp apls apma appa appc appl apps apsa apsl apss asaa asab asac asak asal asam asap asas asba asbm asc- asca ascb ascc ascl ascp aska asks asla asma asml asmm asmp asms aspa aspc aspl aspm asps assa assc assk assl assp asss baaa baak baal baam baas baba babb babm babs bac- baca bacc back bacs bak- baka bakl baks bala balc balk ball balm bals bama bamb bamc baml bamm bamp bams bapa bapc bapp baps basa basc bask bass bbas bbbb bbbs bbcm bblb bbls bcaa bcam bcap bcas bcbc bcbp bcbs bcca bccc bccl bccm bccs bcma bcmp bcms bcpl bcpp bcps bcsa bcsc bcsl bcsm bcss bksp blaa blab blac blak blam blas blkb blls blsp blss bmaa bpcp bpmc bpml bpms bpsa bsaa bsac bsam bsap bsas bscp bscs bslc bsms bspp bssc bssm caaa caab caac caal caam caap caas caba cabs cac- caca cacc cack cacm caka cala calc calk call calm calp cals cama camb camc camk caml camm camp cams capa capb capc capm capp caps casa casb casc cask casl casm casp cass cbac cbal cbbc cbbs cbca cbcc cbcl cbcm cbcp cbcs cbka cbkl cbkm cblb cblc cbms cbpc cbpp cbsa cbsc cbsm ccaa ccab ccac ccam ccap ccas ccba ccbc ccca cccb cccc cccl cccm cccp cccs cckm ccla cclc cclm ccls ccma ccmb ccmc ccmm ccmp ccms ccpa ccpl ccpm ccpp ccps ccsa ccsl ccsp ccss ckac ckbc ckck ckcl ckcm ckcs cklm ckml ckmp ckpc cksa cksb cksl clab clam clap clas clpb clpp clsa clsc clsm cmaa cmac cmap cmas cmba cmbc cmbs cmcc cmcs cmla cmll cmmb cmmc cmml cmms cmpa cmpc cmpk cmpl cmpp cmsa cmsc cpaa cpac cpam cpap cpas cpbc cpca cpcm cpcs cplc cpls cpma cpmp cppa cppm cpps cpsa cpsc cpsk cpsl csaa csab csac csak csas csbm cscb cscc cscl cscs cska csks csla cslp csma csmc cspa cspb cspc csps cssa cssm kaaa kaab kaak kaal kaam kaap kaas kaba kabb kabc kacb kacc kacl kacp kacs kaka kakc kakk kakm kaks kala kalb kalc kalk kall kalm kalp kals kam- kama kamb kamc kaml kamm kamp kams kap- kapa kapc kapl kapp kaps kas- kasa kasb kasc kask kasl kasm kasp kass kbaa kbab kbac kbak kbal kbam kbap kbas kbba kbbb kbbc kbbk kbbl kbbm kbbs kbca kbcb kbck kbcl kbcs kbkb kbkk kbkl kbla kblb kbll kblm kblp kbls kbmb kbmc kbmp kbms kbpa kbpc kbpk kbps kbsa kbsb kbsk kbsm kbss kcaa kcab kcac kcal kcam kcap kcas kcba kcbc kcbk kcbl kcbs kcca kccb kccc kcck kccl kckc kckk kckl kckm kcla kclc kclk kcll kclm kcls kcmb kcmc kcmk kcml kcmm kcmp kcms kcpa kcpc kcpl kcpm kcps kcsa kcsb kcsc kcsm kcsp kcss kkaa kkac kkal kkam kkap kkba kkbb kkbl kkbs kkcb kkck kkcl kkcm kkcs kkkk kklb kklc kkll kkls kkma kkmc kkmk kkml kkmp kkms kkpc kkpk kkpl kkps kksa kksm kksp kkss klaa klab klac klak klal klam klap klas klbb klbc klbl klbm klbs klca klcb klcc klck klcl klcm klcs klka klkc klkk klkl klks klla kllb kllc kllk kllp klls klmk klmm klmp klms klpc klpm klsa klsc klsm kmac kmak kmal kmam kmap kmas kmbc kmbl kmbs kmca kmcb kmcc kmcl kmcm kmcs kmkk kmkl kmks kmla kmlb kmlk kmls kmmk kmml kmmm kmms kmpa kmpb kmpc kmsa kmsb kmsc kmsl kmsp kmss kpac kpak kpal kpam kpas kpba kpbb kpbl kpbm kpbs kpcc kpcl kpcs kpkk kpkl kpla kplc kplk kplm kpmb kpmp kppc kppk kppl kppp kpsc kpsm kpsp ksab ksac ksak ksal ksam ksas ksba ksbc ksbl ksbp ksbs ksca kscb ksck kscl kscm kscs kska kskb kskk ksks ksla kslb kslc kslk ksll kslm ksma ksmb ksmc ksml ksmm ksms kspa kspb kspc kspk kspl ksps kssa kssl kssm ksss laaa laac laak laal laam laap laas laba labs laca lacc lack lacl lacp lacs laka laks lala lall lalm lama lamb lamk lamm lamp lams lapa lapb lapc lapp laps lasa lask lasm lass lbcc lbmc lbms lbsc lcac lcbc lcca lccc lccm lccs lcls lcms lcpa lcpc lcpl lcpm lcps lcsc lcsp lkab lkal llbs llcc llcs llks lllc llll llms llps lmcc lmms lpac lpam lpla lppl lpsc lpss lsam lsap lscb lscm lscs lsla lspl lssa lssp maaa maac maak maal maam maap maas maba mabs mac- maca macb macc mack macp macs maka maks mal- mala malk mall malm malp mals mama mamc mamp mams mapa mapl mapp maps masa masc mask masp mass mbac mbam mbas mbba mbbs mbca mbcs mbms mbps mbsl mcaa mcac mcap mcas mcba mcbc mcca mccc mccl mckk mcla mcmc mcml mcpa mcpb mcpc mcpp mcps mcsa mcsp mcss mkak mkks mksm mlab mlak mlas mlba mlcc mlpa mlpc mlps mlss mmaa mmab mmac mmap mmas mmcc mmcl mmcm mmcs mmlp