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