Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"nhung cu bo snippets" » "nhung cu code snippets", "nhung cau bo snippets", "nhung chu bo snippets", "chung cu bo snippets", "nhung cua bo snippets", "nhung cu bao snippets", "nhung tu bo snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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