Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"wei hang o2 snippets" » "wei zhang o2 snippets", "wei tang o2 snippets", "wei fang o2 snippets", "wei hang hoa snippets", "wei hang rok snippets", "wei hang ton snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("wei hang o2 snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("wei hang o2 snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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