Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lang dong da snippets" » "nang dong da snippets", "wang dong da snippets", "lang trong da snippets", "lang dong dat snippets", "lang dong dao snippets", "lang dong ha 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: (((("lang dong da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lang dong da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lang dong da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lang dong da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.