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