Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"huong moi he snippets" » "chuong moi he snippets", "huong doi he snippets", "huong toi he snippets", "huong moi ve snippets", "huong moi ke snippets", "huong moi de 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: (((("huong moi he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("huong moi he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( huong moi he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("huong moi he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.