Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"quan hoc lua snippets" » "quang hoc lua snippets", "luan hoc lua snippets", "quan doc lua snippets", "quan hoc luan snippets", "quan hoc luat snippets", "quan hoc cua 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 ("quan hoc lua snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("quan hoc lua snippets"))) OR ("locating bug core snippets")).
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