Perhaps you should try some spelling variations:
"locatinhg bug code snippets" » "locating bug code snippets", "locatinhg bug core snippets"
"python using java snippets" » "python using data snippets"
"danh va cao snippets" » "doanh va cao snippets", "hanh va cao snippets", "anh va cao snippets", "danh va cac snippets", "danh va co snippets", "danh va dao 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 ("danh va cao snippets"))) or ("locatinhg bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("danh va cao snippets"))) OR ("locatinhg bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( danh va cao snippets ))) or ( locatinhg bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("danh va cao snippets"))) or ("locatinhg bug code snippets"))*.