Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dam linh chi snippets" » "tam linh chi snippets", "nam linh chi snippets", "dam tinh chi snippets", "dam dinh chi snippets", "dam minh chi snippets", "dam linh chinh 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 linh chi 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 linh chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dam linh chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dam linh chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.