Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoa nhap le snippets" » "hoi nhap le snippets", "hoa phan le snippets", "hoa chat le snippets", "hoa nhat le snippets", "hoa nhay len 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: (((("hoa nhap le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoa nhap le snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoa nhap le snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoa nhap le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.