-al a-a a-b a-c aaa aab aac aaf aal aam aar aau ab- aba abb abc abf abl abm abr abu ac- aca acb acc acf acl acm acr acu af- afa afb afc aff afl afm afr afu al- ala alb alc alf all alm alr alu ama amb amc amf aml amm amr amu ar- ara arb arc arf arl arm arr aru au- aua aub auc auf aul aum aur b-u baa bab bac baf bal bam bar bau bba bbb bbc bbf bbl bbm bbr bbu bca bcb bcc bcf bcl bcm bcr bcu bfa bfb bfc bff bfl bfm bfr bfu bla blb blc blf bll blm blr blu bma bmb bmc bmf bml bmm bmr bmu bra brb brf brl brm brr bru bua bub buc buf bul bum bur buu c-- caa cab cac caf cal cam car cau cba cbb cbc cbf cbl cbm cbr cbu cca ccb ccc ccf ccl ccm ccr ccu cfa cfb cfc cff cfl cfm cfr cfu cl- cla clb clc clf cll clm clr clu cma cmb cmc cmf cml cmm cmr cmu cra crb crc crf crl crm crr cru cua cub cuc cuf cul cum cur cuu faa fab fac faf fal fam far fau fba fbb fbc fbf fbl fbm fbr fbu fca fcb fcc fcf fcl fcm fcr fcu ffa ffc fff ffl ffm ffr ffu fla flb flc flf fll flm flr flu fma fmb fmc fmf fml fmm fmr fmu fra frb frc frf frl frm frr fru fua fub fuf ful fum fur fuu la- laa lab lac laf lal lam lar lau lba lbb lbc lbf lbl lbm lbr lbu lca lcb lcc lcf lcl lcm lcr lcu lfa lfb lfc lff lfl lfm lfr lfu lla llb llc llf lll llm llr llu lma lmb lmc lmf lml lmm lmr lmu lra lrb lrc lrf lrm lrr lru lua lub luc luf lul lum lur luu m-f m-r maa mab mac maf mal mam mar mau mba mbb mbc mbf mbl mbm mbr mbu mc- mca mcb mcc mcf mcl mcm mcr mcu mfa mfb mfc mff mfl mfm mfr mfu mla mlb mlc mlf mll mlm mlr mlu mma mmb mmc mmf mml mmm mmr mmu mra mrb mrc mrf mrl mrm mrr mru mua mub muc muf mul mum mur muu ra- raa rab rac raf ral ram rar rau rba rbb rbc rbf rbl rbm rbr rbu rca rcb rcc rcf rcl rcm rcr rcu rfa rfb rfc rff rfl rfm rfr rfu rla rlc rlf rll rlm rlr rlu rma rmb rmc rmf rml rmm rmr rra rrb rrc rrf rrl rrm rrr rru rua rub ruc ruf rum rur ruu ua- uaa uab uac uaf ual uam uar uau uba ubb ubc ubf ubl ubr ubu uca ucb ucc ucf ucl ucm ucr ucu ufa ufc uff ufl ufm ufr ufu ula ulb ulc ulf ull ulm ulr ulu um- uma umb umc umf uml umm umr umu ur- ura urb urc urf url urm urr uru uua uuc uum uur uuu

a-fu aaaa aaab aaac aaaf aaal aaam aaar aaba aabb aabc aabl aabm aaca aacb aacc aacf aacl aacm aacr aacu aafa aafb aafc aaff aafl aala aalc aall aalu aama aamb aamc aamr aara aarc aarm aaru abaa abab abac abaf abal abam abar abau abb- abba abbb abbr abca abcb abcc abcf abcl abcr abff abla abma abmb abmc abra abrc abua abuf abul abum acaa acab acac acar acba acbl acca accc accf accm accu acfc acfl acfm acla aclc aclr aclu acma acmc acmf acmu acr- acra acrc acrm acrr acu- acuf acul acum acur afaa afam afar afca afcb afcc afcu affa affc afla aflc afma afmc afr- afra afrc afrm afru afua alaa alac alal alam alar alau alb- alba albc albm albu alca alcc alfa all- alla alll allr allu alma almc almu alua aluf alum alur amaa amac amal amam amar amb- amba ambr ambu amca amcc amfm amfr amla amm- amma ammu amra amrc amrl amua amul amum amur arab arac araf aral aram arar arau arba arc- arca arcm arfa arfb arfc arff arfu arla arma armc arml armm armu arr- arra arrc arrr arru arua arub arul arum auaa auca aufc aul- aula aulf aull aulu auma aur- aura baaa baaf baal baam baar baba babb babm babr babu bac- baca bacc bafc baff bala balc balf ball balm balu bama bamb bamc bamf baml bamm bamu bar- bara barb barc barf barm barr baru bau- bauf baul baum baur bbau bbbb bbcm bbfc bblb bbrc bcaa bcam bcar bcbc bcca bccc bccl bccm bcfc bcfm bcma bcra bcru bcuc bfca bffl blaa blab blac blam blau blcu blfc blrc blub bluf blum blur bmaa bmfc brab brac braf bram brau brca brcb brfc brfm brfu brmc brrm brrr bruc brum bual buar buba bubb bubu buca bucc bucu bufc buff bufr bula bulb bull bulu bum- buma bumb bumf bur- bura burb burl burm burr buru caaa caab caac caaf caal caam caba cabf cabu cac- caca cacc cacm cacr cafa cafb cafc caff cafl cafu cala calc calf call calm calu cama camb camc caml camm cara carb carc carf carl carm carr cauc cauf caul caum cbac cbal cbar cbbc cbca cbcc cbcl cbcm cbcr cbcu cbfb cbfc cblb cblc cbrl cbrm ccaa ccab ccac ccaf ccam ccar ccba ccbc ccca cccb cccc cccf cccl cccm cccu ccfa ccfc ccff ccfl ccla cclc cclm ccma ccmb ccmc ccmm ccra ccrc ccrf ccrl ccuc cfaa cfab cfac cfam cfar cfbc cfbr cfca cfcb cfcf cfcl cfcm cffb cffr cfma cfmb cfml cfmu cfra cfrb clab claf clam clar clau clra club clum cmaa cmac cmba cmbc cmcc cmfb cmla cmll cmmb cmmc cmml cmra cmrr crab crac craf cram crar crau crbc crbu crca crcc crcr crfc crfl crlf crmb crub crum cuau cub- cuba cubb cuca