Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"thi hong co snippets" » "thi hong code snippets", "thi cong co snippets", "thi phuong co snippets", "thi hanh co snippets", "thi thong co snippets", "thi khong co snippets", "thi chong co snippets"
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data snippets"

Try widening your search to All Fields.

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