Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"van hang lua snippets" » "van khang lua snippets", "van hoang lua snippets", "van thang lua snippets", "van hang luan snippets", "van hang cua snippets", "van hang la snippets"

Try widening your search to All Fields.

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