Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phan va cay snippets" » "phan va code snippets", "phan van cay snippets", "nhan va cay snippets", "han va cay snippets", "phan va cac snippets", "phan va cao snippets", "phan va cai snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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