a-a a-b aaa aab aag aar ab- aba abb abg abr ag- aga agb agg agr ar- ara arb arg arr baa bab bag bar bba bbb bbg bbr bga bgb bgg bgr bra brb brg brr gaa gab gag gar gba gbg gbr gga ggb ggg ggr gra grb grg grr ra- raa rab rag rar rba rbb rbg rbr rga rgb rgg rgr rra rrb rrg rrr

aaaa aaab aaar aaba aabb aara abaa abab abag abar abb- abba abbb abbr abra agag agar agba agga agra arab arag arar arba arga argb arr- arra arrg arrr baaa baar baba babb babr baga bagg bar- bara barb barg barr bbbb bbga bbrg brab brag brrr gaar gaba gabb gabr gaga gagg gara garb garg garr gbag gggg grab grbr grrr raab raag raba rabb raga ragg rara rarb rbbb rbbr rgba rrrr

-aaa- aaarg aabaa aabba aabga aabra abaab ababa abaga abara abbar abgar abrar agara aggag aggar ar-ab arab- araba arara arbab arbar babar babra bagag bagar bagga bagra baraa barab barag barar barba barga barra braga bragb bragg brrar brrrr ga-ga gaara gabar gabba gagar gagra garab garag garba garga garra gbara ggaba gragg grgar grrrr ra-ra raaba rabab rabba ragga rarbg rraga rragb

aaaaba abagar ag-gag arbra arraba arraga baabaa baabar babbar baggar baraga barara barbar barbra barrag bbbbbb brabag bragar gabara gabgab gagaga gargar grabar rababa ragbag

baabarr bagabag baggara barabra bararag barbara bbbbbbb braggar gargara grabbag grabbar rag-bag ragarra

agaragar bar-abba barabara bbbbbbbb garbgrab grab-bag

agar-agar baabaabaa

gagagagaga

aaaaaaaaaaaaaaa bbbbbbbbbbbbbbb grrrrrrrrrrrrrr