Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cuoc va cau snippets" » "cuoc va code snippets", "nuoc va cau snippets", "duoc va cau snippets", "quoc va cau snippets", "cuoc van cau snippets", "cuoc va cac snippets", "cuoc va dau snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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