Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cuong vi con snippets" » "cuong vo con snippets", "cuong ve con snippets", "chong vi con snippets", "cuong vit con snippets", "cuong voi con snippets", "cuong va 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: (((("cuong vi 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: (((("cuong vi con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuong vi con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuong vi con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.