Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dot phan hoa snippets" » "dot phan code snippets", "dot pha hoa snippets", "doc phan hoa snippets", "mot phan hoa snippets", "dot phan loai snippets", "dot khanh hoa snippets", "dot phan phoi 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 ("dot phan hoa snippets"))) or ("locating bug core snippets"))~.
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