Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung nen mo snippets" » "dung nen code snippets", "dung nhan mo snippets", "dung ngan mo snippets", "dung tren mo snippets", "dung nen mot snippets", "dung yen mo snippets", "dung nen co 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: (((("dung nen mo snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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