-ana aaaa aaab aaan aaar aaav aaba aabb aana aara aava abaa abab abaj aban abar abb- abba abbb abbr abra abva ajab ajan ajar ajba ajna ana- anaa anab anan anar anba anbb anja anna annb arab aran arar arba arja arna arr- arra arrr arva arvn avab avaj avan avar avra avva baaa baan baar baba babb babr baja bana banj bann banr bar- bara barb barn barr bava bbbb bnrr brab braj bran brav brna brnj brrr jaan jaar jaba jabr jaja jana jann jara jarr java jbaa jbar jjar jrbr naaa naab naan naar naba naja najr nan- nana nanb nann nara narn narr nava navr navv nbaa nbar nbbj njaa nnnn nrab nrna raab raaj raan raba rabb raja rana rann rara rarb rava rbbb rbbr rnbr rrna rrrr vaan vaar vaja vana vanj vann vara varn varr vava vjaa vnav vran vrav vrba vrnn vvvv