Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"giac do anh snippets" » "gia do anh snippets", "giac mo anh snippets", "giac duoc anh snippets", "giac do sanh snippets", "giac do danh snippets", "giac do anh 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: (((("giac do anh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("giac do anh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( giac do anh snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("giac do anh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.