Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"pha lan tang snippets" » "pha luan tang snippets", "pha fan tang snippets", "pha lan lang snippets", "phan lan tang snippets", "pham lan tang snippets", "pha ban tang snippets"

Try widening your search to All Fields.

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