Perhaps you should try some spelling variations:
"lochating bug code snippets" » "locating bug code snippets", "lochating bug core snippets"
"python using java snippets" » "python using data snippets"
"sat hoc cho snippets" » "vat hoc cho snippets", "sat hoi cho snippets", "sat thuc cho snippets", "sat hoc cao snippets", "sat hoc pho snippets", "sat hoc co snippets"

Try widening your search to All Fields.

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