a-a a-b a-i a-q aaa aab aad aai aaq ab- aba abb abd abi abq ad- ada adb add adi adq ai- aia aib aid aii aiq aqa aqi baa bab bad bai baq bba bbb bbd bbi bbq bda bdb bdd bdi bdq bi- bia bib bid bii bqd daa dab dad dai daq dba dbb dbd dbi dbq dda ddb ddd ddi ddq di- dia dib did dii diq dqa i-d ia- iaa iab iad iai iaq iba ibb ibd ibi ida idb idd idi idq iia iib iid iii iqa iqd qaa qad qba qbd qbq qda qdb qid qqq