Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"duc hoc cuu snippets" » "duc hoc code snippets", "duoc hoc cuu snippets", "luc hoc cuu snippets", "du hoc cuu snippets", "duc hoc huu snippets", "duc hoc cua snippets", "duc hoc cau snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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