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