Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi thuan da snippets" » "thi than da snippets", "thi thuong da snippets", "thi thu da snippets", "thi thuat dam snippets", "thi chuan dao snippets", "thi thuan cam 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: (((("thi thuan da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi thuan da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi thuan da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi thuan da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.