a-a a-b a-c aaa aab aac aar aau ab- aba abb abc abr abu ac- aca acb acc acr acu ar- ara arb arc arr aru au- aua aub auc aur b-u baa bab bac bar bau bba bbb bbc bbr bbu bca bcb bcc bcr bcu bra brb brr bru bua bub buc bur buu c-- caa cab cac car cau cba cbb cbc cbr cbu cca ccb ccc ccr ccu cra crb crc crr cru cua cub cuc cur cuu ra- raa rab rac rar rau rba rbb rbc rbr rbu rca rcb rcc rcr rcu rra rrb rrc rrr rru rua rub ruc rur ruu ua- uaa uab uac uar uau uba ubb ubc ubr ubu uca ucb ucc ucr ucu ur- ura urb urc urr uru uua uuc uur uuu

aaaa aaab aaac aaar aaba aabb aabc aaca aacb aacc aacr aacu aara aarc aaru abaa abab abac abar abau abb- abba abbb abbr abca abcb abcc abcr abra abrc abua acaa acab acac acar acba acca accc accu acr- acra acrc acrr acu- acur arab arac arar arau arba arc- arca arr- arra arrc arrr arru arua arub auaa auca aur- aura baaa baar baba babb babr babu bac- baca bacc bar- bara barb barc barr baru bau- baur bbau bbbb bbrc bcaa bcar bcbc bcca bccc bcra bcru bcuc brab brac brau brca brcb brrr bruc buar buba bubb bubu buca bucc bucu bur- bura burb burr buru caaa caab caac caba cabu cac- caca cacc cacr cara carb carc carr cauc cbac cbar cbbc cbca cbcc cbcr cbcu ccaa ccab ccac ccar ccba ccbc ccca cccb cccc cccu ccra ccrc ccuc crab crac crar crau crbc crbu crca crcc crcr crub cuau cub- cuba cubb cuca cucc cura curb curr raab raba rabb rabu rac- raca racc racu rara rarb raua raub rauc rbbb rbbr rcac rcbc rccb rccc rrrr ruba rubb rubu ruca rura rurc ruru uabc uaca uarc uaru uaua ubac ubar ubba ubra ucar ucbc ucca ucrc ucua urac urau urba urca urra urur uuuu

-aaa- aaarc aabaa aabba aabra aacbc aarau abaab ababa ababu abaca abara abaru abbac abbar abbur abccc abrac abrar abura aburr acaca acacb acar- acara acaua accra accub accur acrab acuba acura ar-ab ara-c arab- araba araca arara araru arbab arbar arrau arrua aruaa aruac aruba arura aruru aurar aurra babar babau babra babur bacab bacar bacca bacu baraa barab barac barar barba barbu barca barra barru barua baruc baura bauru braca bracc brrar brrrr bubba bucca bucur buraa burca burcu burra burru buruc c-a-c ca-ca caaba cabra cacau cacu caraa carab carac carau carb- carra cauac cauca ccccc craba crabb crura cuaba cubub curac curar curau curua ra-ra raaba rabab rabac rabba rccar rubab rubba rubra uacrr uraba urbar urubu urucu uuuuu

aaaaba abacab abarca abburu accara acucar aracar aracu araua arauca araura arbra arraba aruaru aubrac aucuba baabaa baabar baarbu babacu babarc babbar babrru babura bacaba bacau baccar baraca barara barbar barbra barcar barcau baruar baucau baurua bbbbbb bracca braura brubru bububu buccra buraca burbur cabar cabara cabarr cabucu caraca caracu carara carcar carru carura caruru cracca cubura cucurb curaca curara curbar curuba curuca raabau rababa rubarb rubbra rucar uacaba ucuuba urraca uruara

abacua abacura acarau baabarr babacar bac-cab bacara bacarra baccara barabra barbara bau-bau bbbbbbb burarra buruuba caracca carraca carrara carruca caruaru cauaua cra-cra cubara curruca uruacu urucuca

bar-abba barabara barbucca bbbbbbbb bruara bu-ba-bu buruburu caracara cararara cucurucu curucucu rubarabr urucara urucca

abbabubba baabaabaa carbubarb ub-barca

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