Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"yang danh ho snippets" » "dang dinh ho snippets", "tang dan ho snippets", "van danh ho snippets", "yang danh cho snippets", "yang danh hoa snippets", "yang danh hoc 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: (((("yang danh 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: (((("yang danh ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( yang danh ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("yang danh ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.