Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dam da chieu snippets" » "dam dao chieu snippets", "dam doi chieu snippets", "dam tam chieu snippets", "dam dac chieu snippets", "dam dam chieu snippets", "nam da chieu 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 da chieu 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 da chieu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dam da chieu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dam da chieu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.