Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"manh hang o2 snippets" » "manh hang code snippets", "manh thang o2 snippets", "manh hung o2 snippets", "minh hang o2 snippets", "manh hang hoa snippets", "manh hang rok snippets", "manh hang ton snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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