The spelling of the phrase "am over map" can be explained using the International Phonetic Alphabet (IPA) transcription system. The first sound, "am," is pronounced as /æm/, with a short "a" sound, followed by the "m" sound. The second part, "over," is pronounced as /oʊvər/, with the "oh" sound followed by the "v" sound and the short "e" sound. The final part, "map," is pronounced as /mæp/, with the short "a" sound followed by the "p" sound. Overall, the correct spelling of this phrase relies on a precise understanding of its phonetic sounds.