Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"truc nha anh snippets" » "tru nha anh snippets", "truc va anh snippets", "thuy nha anh snippets", "truc nha lanh snippets", "truc nhat anh snippets", "truc nha hanh snippets", "truc nha 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: (((("truc nha 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: (((("truc nha anh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( truc nha anh snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("truc nha anh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.