Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"det lan dung snippets" » "det van dung snippets", "det dan dung snippets", "det lan hung snippets", "det lam dung snippets", "xet lan dung snippets", "dat lanh dung snippets", "det lan dung slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("det lan dung snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("det lan dung snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( det lan dung snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("det lan dung snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.