a-a a-i aaa aad aai aak aan ad- ada add adi adk adn ai- aia aid aii aik ain aka akd aki akk akn an- ana and ani ank ann daa dad dai dak dan dda ddd ddi ddk ddn di- dia did dii dik din dka dki dkk dna dnd dni dnk dnn i-d ia- iaa iad iai ian ida idd idi idk idn iia iid iii iin ika iki ikk in- ina ind ini ink inn ka- kaa kad kai kak kan kda kdk kia kid kii kik kin kki kkk kkn kn- kna knd kni knk knn n-i naa nad nai nak nan nda ndd ndi ndk ndn nia nid nii nik nin nka nki nkk nkn nna nni nnk nnn