The spelling of the word "doing into" can be easily understood through IPA phonetic transcription. The first word "doing" is pronounced as /ˈduːɪŋ/ and refers to the act of performing a task or action. Meanwhile, the word "into" is pronounced as /ˈɪntuː/ and means to move or be placed inside something. When combined, "doing into" creates a phrase that implies the process of transferring or changing from one state to another. With proper understanding, one can spell "doing into" correctly in any written document.