Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"lan dung cu snippets" » "lan dung code snippets", "van dung cu snippets", "dan dung cu snippets", "lan hung cu snippets", "lan dung cua snippets", "lan dung co snippets", "lan dung cho snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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