The spelling of the word "ocana" can be explained through its phonetic transcription in IPA as əʊˈkænə. The first syllable is pronounced with a long "o" sound and a rising tone, while the second syllable has a short "a" sound and a falling tone. The final syllable is pronounced with a neutral vowel sound and an unstressed tone. The spelling of "ocana" accurately reflects its pronunciation in English and is a helpful guide for those learning to improve their spelling and phonetic skills.