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