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

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("son tang pho snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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