Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"dung mat lua snippets" » "duong mat lua snippets", "dung dat lua snippets", "dung may lua snippets", "dung mat cua snippets", "dung gat lua snippets", "dung mat la snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("dung mat lua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung mat lua snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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