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