a-a a-b a-z aaa aab aad aar aaz ab- aba abb abd abr abz ad- ada adb add adr adz ar- ara arb ard arr arz az- aza azb azd azz baa bab bad bar baz bba bbb bbd bbr bda bdb bdd bdr bdz bra brb brd brr brz bza bzd bzr bzz daa dab dad dar daz dba dbb dbd dbr dbz dda ddb ddd ddr ddz dra drb drd drr drz dza dzb dzd dzr ra- raa rab rad rar raz rba rbb rbd rbr rda rdb rdd rdr rra rrb rrd rrr rza rzb zaa zab zad zar zaz zbb zbr zzr zzz

aaaa aaab aaad aaar aaba aabb aabd aada aara aard abaa abab abad abar abb- abba abbb abbr abda abra abza adaa adab adad adar adba adda addd addr adra arab arad arar arba arda arr- arra arrr arza aza- azab azad azar azaz azra azza baaa baad baar baaz baba babb babr bada badb badd badr bar- bara barb bard barr barz baza bbad bbbb bbdd bd-r brab brad braz brda brrr brza bzzz daab daad daar daba dabb dada dara darb dard darr darz dazz dbar dddd draa drab drad drar drba drda drra dzar dzbb dzrr raab raad raaz raba rabb rada radd radr rara rarb rarz raza razr razz rbbb rbbr rrad rrrr rzab zaar zaba zabr zada zara zarb zard zarr zaza zbar zdar zzzz

-aaa- -abad aabaa aabba aabra abaab ababa abada abara abaza abbad abbar abrad abrar abzar adaba adada adara addra adrad adrar ar-ab arab- araba arada arara arbab arbar arbaz ardab ardra azaad azada azara azbar azrar baard babar babra badar badra baraa barab barad barar baraz barba barda barra barza bazar brada brard braza brdda brrar brrrr d-a-d d-rad daada daara dabar dabba dabra dadar dadda dadra daraa darab darba darda darra darza ddddd draba draz draza ra-ra raaba raard rabab rabad rabba rabda radar raz-b razab razar za-za zaara zabad zabar zabra zadar zarab zarda zarra zarza zazar zbarz zdzar zzzzz

aaaaba ababda abazar adarra addada adrara ararad arbra ardara arraba azzaba baabaa baabar baabda babbar badara badbad badbar badr-b barada barara baraza barbad barbar barbra bardar barrad barzab bazaar bazdad bbbbbb brazda brazza dababa dabara dabdab dadaab dadada dadara daraar darara daraza darbar dardar darzab dzbadz rababa rabaza radara razdab razdar rzadza zababa zabada zabara zaraza zardab zardar zarzar zbaraz zrarda

abadaba abdabad abradab arazbar azadbar azdarar baabarr barabad barabra barbara barraza bazabad bbbbbbb dabbaba darabad darrara darzada darzard radabad razabad zabbar zadabad zadadra zadzadz zarabad zbarbar

abadabad abadazad arababad azadabad azarabad babaabad badrabad bar-abba barabara bardabad bbbbbbbb rabadaba zabrabad zardabad

abba-zaba baabaabaa badabadda barabazar darababad ddddddddd

aaaaaaaaaaaaaaa bbbbbbbbbbbbbbb bzzzzzzzzzzzzzz