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