Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"tao dot phan snippets" » "tao dot pha snippets", "tao doc phan snippets", "tao mot phan snippets", "tao bot phan snippets", "tao dat phan snippets", "tao doi phan snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("tao dot phan snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tao dot phan snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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