a-be a-ha aaaa aaab aaad aaae aaah aaba aabb aabd aabh aada aade aaea aaha abaa abab abad abae abb- abba abbb abbe abda abed abee abha adaa adab adad adae adah adba adda addd adde adea adeb adee adeh adeq adha adhd adq- aede ahab ahad ahah ahaq ahed ahha aqda baaa baad baah baba babb babe bada badb badd bade badh baed baha baqa bbad bbbb bbbq bbdd bbeb bddh bead beah beba bebb bebe beda bede beeb beed beqa daab daad daae daba dabb dada dade daeb daha dahe dddd dead deae deba debe deda dedd dede deeb deed deha dhaa dhad dhed dhee dhqd dqdb dqed eaba eabh eada eadb eadd ebba ebed edad edah edda edde ede- edea edeh eede eeea eeee ehaa ehdd ehea eheh eqah eqed haab haad haba habe hada hade hadh haed haha hdda head heah hebb hebe heda hedd hede heeb heed hehe hhaa hhhh q-be qada qaha qebh qeha qqqq