Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"nhung ve so snippets" » "nhung ve code snippets", "chung ve so snippets", "nhung ke so snippets", "nhung le so snippets", "nhung ve su snippets", "nhung va so snippets", "nhung ve co snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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