-al -er a-a a-b a-c aaa aab aac aae aah aal aar aau ab- aba abb abc abe abh abl abr abu ac- aca acb acc ace ach acl acr acu aea aeb aec aee aeh ael aer aeu aha ahb ahc ahe ahh ahl ahr ahu al- ala alb alc ale alh all alr alu ar- ara arb arc are arh arl arr aru au- aua aub auc aue auh aul aur b-u baa bab bac bae bah bal bar bau bba bbb bbc bbe bbh bbl bbr bbu bca bcb bcc bce bch bcl bcr bcu be- bea beb bec bee beh bel ber beu bha bhb bhc bhe bhh bhl bhr bhu bla blb blc ble blh bll blr blu bra brb bre brh brl brr bru bua bub buc bue buh bul bur buu c-- caa cab cac cae cah cal car cau cba cbb cbc cbe cbh cbl cbr cbu cca ccb ccc cce cch ccl ccr ccu ce- cea ceb cec cee ceh cel cer ceu ch- cha chb chc che chh chl chr chu cl- cla clb clc cle clh cll clr clu cra crb crc cre crh crl crr cru cua cub cuc cue cuh cul cur cuu eaa eab eac eae eah eal ear eau eba ebb ebc ebe ebh ebl ebr ebu ec- eca ecb ecc ece ech ecl ecr ecu eea eeb eec eee eel eer eha ehb ehc ehe ehh ehl ehr ehu ela elb elc ele elh ell elr elu era erb erc ere erh erl err eru eu- eua eub euc eue eul eur haa hab hac hae hah hal har hau hba hbb hbc hbe hbh hbl hbr hbu hca hcb hcc hce hch hcl hcr he- hea heb hec hee heh hel her heu hha hhb hhc hhe hhh hhl hhr hhu hla hlb hlc hle hlh hll hlr hlu hr- hra hrb hrc hre hrh hrl hrr hru hua hub huc hue huh hul hur huu la- laa lab lac lae lah lal lar lau lba lbb lbc lbe lbh lbl lbr lbu lca lcb lcc lce lch lcl lcr lcu lea leb lec lee leh lel ler leu lha lhb lhc lhh lhr lhu lla llb llc lle lll llr llu lra lrb lrc lrh lrr lru lua lub luc lue luh lul lur luu ra- raa rab rac rae rah ral rar rau rba rbb rbc rbe rbh rbl rbr rbu rca rcb rcc rce rch rcl rcr rcu re- rea reb rec ree reh rel rer reu rh- rha rhb rhc rhe rhh rhl rhr rhu rla rlc rle rlh rll rlr rlu rra rrb rrc rrh rrl rrr rru rua rub ruc rue ruh rur ruu ua- uaa uab uac uae uah ual uar uau uba ubb ubc ube ubh ubl ubr ubu uca ucb ucc uce uch ucl ucr ucu uea ueb uec uee ueh uel uer uha uhb uhc uhe uhh uhl uhr uhu ula ulb ulc ule ull ulr ulu ur- ura urb urc ure url urr uru uua uuc uue uur uuu

a-be a-ha aaaa aaab aaac aaae aaah aaal aaar aaba aabb aabc aabh aabl aaca aacb aacc aace aach aacl aacr aacu aaea aaec aaha aahl aala aalc aale aall aalu aara aarc aare aaru abaa abab abac abae abal abar abau abb- abba abbb abbe abbr abca abcb abcc abch abcl abcr abec abee abel aber abha abhr abla able abra abrc abua abue abul acaa acab acac acae acar acba acbl acca accc acce acch accu ace- acea acec aceh acel acer acha ache achh achl achr achu acla aclc acle aclr aclu acr- acra acrc acre acrr acu- acue acul acur aeac aecb aecl aeer aela aelc aer- aera aerc ahab ahac ahah ahal ahar ahau ahel ahha ahla ahle ahlu ahra ahrc ahre ahrr ahua alaa alac alae alal alar alau alb- alba albc albe albu alca alcc alce alea alec alee aleh aler aleu alha all- alla alle allh alll allr allu alua alur arab arac arae arah aral arar arau arba arbe arbh arc- arca arce arch area arec aree areh arel areu arh- arla arle arr- arra arrc arre arrh arrr arru arua arub arue arul auaa aube auca auce auch auel auer aul- aula aule aull aulu aur- aura aure baaa baah baal baar baba babb babe babr babu bac- baca bacc bace bach bael baer baha bahl bahr bahu bala balc bale ball balu bar- bara barb barc bare barh barr baru bau- baul baur bbau bbbb bbch bbeb bblb bbrc bcaa bcar bcbc bcca bccc bccl bcec bcer bche bcra bcru bcuc beah beal bear beau beba bebb bebe beca bech becu beeb beel beer behr bela bele bell belu bera berc bere berr beru beur bhar bhca bhcc bhel bher bhra bhur bhuu blaa blab blac blae blah blau blcu blea bleb blee bleh bleu blrc blub blue blur brab brac brae brah brau brca brcb brce brea breb brec bree brel brer brrr bruc brue bruh bual buar buba bubb bube bubu buca bucc buce buch bucu buea buel buer bueu buha buhe buhl buhr bula bulb bule bull bulu bur- bura burb bure burh burl burr buru caaa caab caac caah caal caba cabe cabu cac- caca cacc cace cach cacr caec caer caeu caha cahe cahl cala calc cale call calu cara carb carc care carl carr cauc caul cbac cbal cbar cbbc cbca cbcc cbce cbcl cbcr cbcu cbea cbec cbee cber cbha cbhl cblb cblc cbre cbrh cbrl ccaa ccab ccac ccar ccba ccbc ccca cccb cccc cccl cccu ccee ccel ccha cche cchl cchr ccla cclc ccra ccrc ccre ccrl ccuc ceac ceal cear ceba cebu cec- ceca cece ceeb ceec ceel cehl cel- cela celc cele cell cer- cera cerc cere cerl chaa chab chac chae chah chal char chau chca chce chch chea cheb chec chee cheh chel cher cheu chha chlc chlr chra