Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"lieu so cua snippets" » "lieu so code snippets", "hieu so cua snippets", "thieu so cua snippets", "lieu hoc cua snippets", "lieu co cua snippets", "lieu do cua snippets", "lieu bo cua snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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