a-a a-b aaa aab aag aar aau ab- aba abb abg abr abu ag- aga agb agg agr agu ar- ara arb arg arr aru au- aua aub aug aur b-u baa bab bag bar bau bba bbb bbg bbr bbu bga bgb bgg bgr bgu bra brb brg brr bru bua bub bug bur buu gaa gab gag gar gau gba gbg gbr gbu gga ggb ggg ggr ggu gra grb grg grr gru gu- gua gub gug gur guu ra- raa rab rag rar rau rba rbb rbg rbr rbu rga rgb rgg rgr rra rrb rrg rrr rru rua rub rug rur ruu ua- uaa uab uag uar uau uba ubb ubg ubr ubu uga ugb ugg ugr ugu ur- ura urb urg urr uru uua uug uur uuu

aaaa aaab aaar aaba aabb aara aaru abaa abab abag abar abau abb- abba abbb abbr abra abua abug agag agar agau agba agga aggu agra agua agur arab arag arar arau arba arga argb arr- arra arrg arrr arru arua arub arug auaa auga aur- aura auug baaa baar baba babb babr babu baga bagg bar- bara barb barg barr baru bau- baug baur bbau bbbb bbga bbrg brab brag brau brrr brug buar buba bubb bubu buga bugg bur- bura burb burg burr buru gaar gaba gabb gabr gabu gaga gagg gagu gara garb garg garr gaua gaub gaur gbag gggg grab grau grbr grrr grua grub grug grur guaa guag guar guba gubb gubu guga gugb gugg gugu gura gurb gurg gurr guru raab raag raba rabb rabu raga ragg ragu rara rarb raua raub rbbb rbbr rgba rrrr ruag ruba rubb rubu ruga rugg rura ruru uaru uaua ubar ubba ubra ugab ugar ugra ugur uguu urau urba urga urgu urra urur uuuu

-aaa- aaarg aabaa aabba aabga aabra aarau abaab ababa ababu abaga abara abaru abbar abbur abgar abrar abura aburr agara aggag aggar aguar agura ar-ab arab- araba arara araru arbab arbar arrau arrua aruaa aruba arura aruru augur aurar aurra babar babau babra babur bagag bagar bagga bagra bagru bagua baraa barab barag barar barba barbu barga barra barru barua baura bauru braga bragb bragg brrar brrrr brugg bubba bugab bugga bugra buraa burgu burra burru ga-ga gaara gabar gabba gabra gagar gagra garab garag garba garga garra garua garur gaura gbara ggaba gragg graur grgar grgur grrrr grubb guaba guara gubar gubra gubru gugau gugga gurab gurur ra-ra raaba raagu rabab rabba ragga rarbg raugu rraga rragb rubab rubba rubra ugrug uraba uraga urbar urubu uuuuu

aaaaba aargau abagar abburu ag-gag agarru aguara aragua araua araura arbra arburg arraba arraga aruaru baabaa baabar baarbu babbar babrru babura baggar bagura baraga barara barbar barbra bargur barrag baruar baugur baurua bbbbbb brabag bragar braura brubru bububu bugaba bugara bugbug burbur burgar burgau gabara gabbur gabgab gagaga gararu garbau garbug gargar gargur garrub garuga grabar grabau grubba grugru guagua gubgub gurara gurbru gurugu raabau rababa ragbag ragrug rubarb rubbra rubgag uruagu uruara

aarburg agraura baabarr bagabag baggara barabra baragua bararag barbara bau-bau bbbbbbb braggar bugarra burarra burraga buruuba gargara grabbag grabbar gru-gru guarabu guarara gubguba guraura gurgura rag-bag ragarra uga-uga

agaragar bar-abba barabara bbbbbbbb bruara bu-ba-bu bugarabu buruburu garbgrab grab-bag rubarabr ura-guba

abbabubba agar-agar baabaabaa buraburg ruga-ruga

burragubba gagagagaga

aaaaaaaaaaaaaaa bbbbbbbbbbbbbbb grrrrrrrrrrrrrr