Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thanh ve do snippets" » "hanh ve do snippets", "thanh va do snippets", "thanh vien do snippets", "thanh ve dao snippets", "thanh ve doi 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: (((("thanh ve do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thanh ve do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thanh ve do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thanh ve do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.