a-ha aaaa aaab aaah aaba aabb aabh aagh aaha aaoo abaa abab abag abb- abba abbb abbo abha abho aboa abob aboh aboo ag-o agag agao agba agbo agga agha agob agog agoo ahab ahah ahha ahoa ahog aoah aoba baaa baah baba babb babo baga bagg bagh bago baha baho baoh bbbb bbga bhag bhao bhog boab boag boba bobb bobo boga bogg bogh bogo boha boho boob boog booh gaba gabb gabo gaga gagg gago gaha gaoh gbag gbbo gggg gghg goba gobo goga gogh gogo goha gohb goog haab haag haba habo hag- haga hagg hagh hago haha haho hbag hgah hhaa hhgg hhhh hoag hoba hobo hoga hogg hogh hogo hoha hoho obba obbo ogb ogba ogoa ogog ohba ohho ohob ohoh ooaa ooba ooha ooho oooh oooo