a-ha aaaa aaab aaac aaah aaal aaar aaba aabb aabc aabh aabl aaca aacb aacc aach aacl aacr aacu aagh aaha aahl aala aalc aall aalu aara aarc aaru abaa abab abac abag abal abar abau abb- abba abbb abbr abca abcb abcc abch abcl abcr abgl abha abhr abla abra abrc abua abug abul acaa acab acac acag acar acba acbl acca accc acch accu acga acgr acha achh achl achr achu acla aclc aclr aclu acr- acra acrc acrr acu- acul acur agac agag agal agar agau agba agca agcc agga aggu agha agla aglc aglu agra agrl agua agul agur ahab ahac ahah ahal ahar ahau ahha ahla ahlu ahra ahrc ahrr ahua ahug alaa alac alag alal alar alau alb- alba albc albu alca alcc alg- alga alha all- alla allh alll allr allu alua alug alur arab arac arag arah aral arar arau arba arbh arc- arca arch arga argb argh arh- arla arr- arra arrc arrg arrh arrr arru arua arub arug arul auaa auca auch auga aul- aula aull aulu aur- aura auug baaa baah baal baar baba babb babr babu bac- baca bacc bach baga bagg bagh baha bahl bahr bahu bala balc ball balu bar- bara barb barc barg barh barr baru bau- baug baul baur bbau bbbb bbch bbga bblb bbrc bbrg bcaa bcar bcbc bcbg bcca bccc bccl bcra bcru bcuc bgca bhag bhar bhca bhcc bhra bhur bhuu blaa blab blac blag blah blau blcu blrc blrg blub blur brab brac brag brah brau brca brcb brrr bruc brug bruh bual buar buba bubb bubu buca bucc buch bucu buga bugg bugh buha buhl buhr bula bulb bulg bull bulu bur- bura burb burg burh burl burr buru caaa caab caac caah caal caba cabg cabu cac- caca cacc cach cacr caga cagg cagr caha cahl cala calc call calu cara carb carc carl carr cauc caul cbac cbal cbar cbbc cbca cbcc cbcl cbcr cbcu cbga cbgb cbha cbhl cblb cblc cbrh cbrl ccaa ccab ccac ccag ccar ccba ccbc ccca cccb cccc cccl cccu ccga ccgc ccha cchl cchr ccla cclc cclg ccra ccrc ccrg ccrl ccuc cgac cgal cgcc cgcg chaa chab chac chag chah chal char chau chca chch chgb chha chlc chlr chra chrb chrc chrr chua chub chug chul chur clab clag clar clau clra club cluh crab crac crag crar crau crbc crbu crca crcc crcr crub crug cuau cub- cuba cubb cuca cucc cuga cula culb culc cull cura curb curl curr gaal gaar gaba gabb gabl gabr gabu gach gaga gagg gagu gaha gala gall galu gara garb garg garr gaua gaub gaul gaur gbag gc-c gcaa gcal gcbc gccc gclc gcrg ggcl gggg gghg ghar ghll ghug ghul glaa glab glar glau glbc glcc glrb glub glug glur grab grac grau grbr grcc grrl grrr grua grub grug grur guaa guac guag guar guba gubb gubu guca guch guga gugb gugg gugh gugu guha guhr gula gulb gull gulu gura gurb gurg gurh gurl gurr guru haab haag haal haar haba habu hag- haga hagg hagh hagl haha hal- hala halb hall halu hara harc harh harl harr haru hau- haug haul hbag hbar hcbc hcca hccb hccc hcch hcgh hgah hgar hggc hhaa hhcl hhgg hhhh hhla hlah hlul hrac hrbl hrrc huac huah huba hubb hubl huch hucu hugg hugh huhu hula hulc hull hulu hura hurl hurr huru huub laaa laac laag laal laar laba labr labu laca lacc lach lacl lacu lag- laga lagg lagh lagu laha lahr lahu lala lall lalu lara larb larc larg larr laru laub laul laur lbar lbcc lblr lbug lcac lcbc lcca lccc lchc lchr lcra lcrg lcrl lgbu lgca lhau lhhh llcc llgc lllc llll lrac lral lrba lrgb lrrc lrrr luah luau luba luca luch luga lugg lugh lugu luhu lula lull lulu lura lurg luua raab raag raba rabb rabl rabu rac- raca racc rach racu raga ragg ragh ragu raha rahl rahr rahu rala ralb rall rara rarb raua raub rauc raul rbbb rbbr rbcl rbgh rcac rcbc rccb rccc rcga rcgc rchb rcrg rgba rhag rhau rhbg rhcg rhug rlab rlcg rlua rlug rrah rrrr ruag ruah ruba rubb rubu ruca ruch ruga rugg rugh ruhh ruhl ruhr rula rull rura rurc ruru uabc uaca uarc uaru uaua ubac ubal ubar ubba ubla ubra ucal ucar ucbc ucca ucha ucla ucrc ucua ugab ugal ugar ugcc ugcg ugra ugur uguu uhcl uhuh ulaa ular ulbc ulcc ulch ulla ullr ulua ulul urac ural urau urba urca urch urga urgh urgu urla urra urrh urur uulu uuuu