Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tran anh cap snippets" » "tran anh code snippets", "tran manh cap snippets", "tuan anh cap snippets", "tran thanh cap snippets", "tran hanh cap snippets", "tran anh ca snippets", "tran anh cam 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: (((("tran anh cap snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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