Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung phu cho snippets" » "dung phu code snippets", "dung phan cho snippets", "dung cho cho snippets", "dung he cho snippets", "dung phu tho snippets", "dung phu chu snippets", "dung phu khoa 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: (((("python using java snippets") or ("dung phu cho snippets"))) or ("locating bug core snippets"))~.
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