Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cac cua so snippets" » "cac cua code snippets", "cach cua so snippets", "cac qua so snippets", "ca cua so snippets", "cac cua sro snippets", "cac cua bo snippets", "cac cua su snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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