Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"truc cau cuu snippets" » "truc cu cuu snippets", "truc du cuu snippets", "truc va cuu snippets", "truc cap cuu snippets", "truc cau cua snippets", "truc cau chu 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 cuu 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 cuu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( truc cau cuu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("truc cau cuu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.