Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"diep tinh ho snippets" » "diep tinh hoc snippets", "diep tinh hoa snippets", "diep tinh cho snippets", "dien tinh ho snippets", "dieu tinh ho snippets", "diem tinh ho 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: (((("diep tinh ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("diep tinh ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( diep tinh ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("diep tinh ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.