Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"son tang he snippets" » "son tang code snippets", "son tung he snippets", "son thanh he snippets", "nen tang he snippets", "son tang le snippets", "son tang ha snippets", "son tang ho snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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