-al a-a a-b a-c aaa aab aac aal aar ab- aba abb abc abl abr ac- aca acb acc acl acr al- ala alb alc all alr ar- ara arb arc arl arr baa bab bac bal bar bba bbb bbc bbl bbr bca bcb bcc bcl bcr bla blb blc bll blr bra brb brl brr c-- caa cab cac cal car cba cbb cbc cbl cbr cca ccb ccc ccl ccr cl- cla clb clc cll clr cra crb crc crl crr la- laa lab lac lal lar lba lbb lbc lbl lbr lca lcb lcc lcl lcr lla llb llc lll llr lra lrb lrc lrr ra- raa rab rac ral rar rba rbb rbc rbl rbr rca rcb rcc rcl rcr rla rlc rll rlr rra rrb rrc rrl rrr

aaaa aaab aaac aaal aaar aaba aabb aabc aabl aaca aacb aacc aacl aacr aala aalc aall aara aarc abaa abab abac abal abar abb- abba abbb abbr abca abcb abcc abcl abcr abla abra abrc acaa acab acac acar acba acbl acca accc acla aclc aclr acr- acra acrc acrr alaa alac alal alar alb- alba albc alca alcc all- alla alll allr arab arac aral arar arba arc- arca arla arr- arra arrc arrr baaa baal baar baba babb babr bac- baca bacc bala balc ball bar- bara barb barc barr bbbb bblb bbrc bcaa bcar bcbc bcca bccc bccl bcra blaa blab blac blrc brab brac brca brcb brrr caaa caab caac caal caba cac- caca cacc cacr cala calc call cara carb carc carl carr cbac cbal cbar cbbc cbca cbcc cbcl cbcr cblb cblc cbrl ccaa ccab ccac ccar ccba ccbc ccca cccb cccc cccl ccla cclc ccra ccrc ccrl clab clar clra crab crac crar crbc crca crcc crcr laaa laac laal laar laba labr laca lacc lacl lala lall lara larb larc larr lbar lbcc lblr lcac lcbc lcca lccc lcra lcrl llcc lllc llll lrac lral lrba lrrc lrrr raab raba rabb rabl rac- raca racc rala ralb rall rara rarb rbbb rbbr rbcl rcac rcbc rccb rccc rlab rrrr

-aaa- aaarc aabaa aabba aabra aacbc abaab ababa abaca abala aball abara abbac abbar abccc abrac abrar acaca acacb acala acall acar- acara accra aclla acrab acral alaba alaca alala alara albac albal albar alcra allal allar allra ar-ab ara-c arab- araba araca arara arbab arbar baalc babar babra bacab bacar bacca balac balal balar balca balla baraa barab barac baral barar barba barca barla barra bball blaca blacc braal braca bracc brall brrar brrrr c-a-c ca-ca caaba cabal cabra cabrl calc- calca calla callb caraa carab carac caral carb- carla carra ccccc ccrcl clacl clara craal craba crabb crall la-la labab labba labra lacca lalab lalar lalla larra lball ra-ra raaba rabab rabac rabal rabba racal ralla rccar

aaaaba aaalac aaccla abacab abarca abbala accara al-ala al-bab alacra alarab alarba albala albara alcala arabal aracar aralar arbra arraba b-ball baabaa baabar babala babarc babbar bacaba bacal bacall baccar balaca balara balcar ballal ballar baraca barara barbal barbar barbra barcar bbbbbb bracca caala cabala caball cabar cabara cabarr cabral calaba calaca calcar calcrl calla- callac caraca carara carcar carral clarab clarac cracca laalaa labara lablab labral laccar lalala lalara lallar lara-b larbaa larbar rababa

abablar acarlar al-arab allarab allball baabarr babacar babrala bac-cab bacabal bacalar bacara bacarra baccara bal-bal balacra balbala barabra baralla barbara bbbbbbb caballa cabbala calabar caracal caracca carraca carrara cra-cra lab-lab larabar

albracca alcabala balabala bar-abba barabara bbbbbbbb blaablaa calarca callacab caracara cararara

baabaabaa blaa-blaa blablacar caracalla

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