Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tra bat cua snippets" » "tra bat code snippets", "tra bao cua snippets", "tra chat cua snippets", "tran bai cua snippets", "tra ban cua snippets", "tra mat cua snippets", "tra bai cua snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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