Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"lan tang van snippets" » "luan tang van snippets", "fan tang van snippets", "lan lang van snippets", "lan dang van snippets", "lan hoang van snippets", "lan trong van snippets"

Try widening your search to All Fields.

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