Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"truc cau chi snippets" » "truc cu chi snippets", "truc du chi snippets", "truc va chi snippets", "truc cau chiu snippets", "truc cau thi snippets", "truc ca chi 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: (((("truc cau chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("truc cau chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( truc cau chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("truc cau chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.