Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"trong he hoc snippets" » "trong he code snippets", "trong che hoc snippets", "trong hue hoc snippets", "trong le hoc snippets", "trong te hoc snippets", "trong de hoc snippets", "trong he ho snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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