Perhaps you should try some spelling variations:
"mau noi cong snippets" » "mau noi code snippets", "mau nguoi cong snippets", "mau tai cong snippets", "mau thi cong snippets", "cau noi cong snippets", "dau noi cong snippets", "mang noi cong snippets"
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data 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: (((("python using java snippets") or ("mau noi cong snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("mau noi cong snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( mau noi cong snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("mau noi cong snippets"))) or ("locating bug core snippets"))*.