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