Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dam dan chan snippets" » "dam dan gian snippets", "dam dan ca snippets", "dam van chat snippets", "nam dan chan snippets", "dao dan chan snippets", "dam dac chan 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: (((("dam dan chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dam dan chan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dam dan chan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dam dan chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.