Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"data han san snippets" » "data phan san snippets", "dai han san snippets", "dat hang san snippets", "data hanh san snippets", "data hai san snippets", "data tan san snippets"

Try widening your search to All Fields.

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