Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"huong ke co snippets" » "phuong ke co snippets", "hong ke co snippets", "huong ve co snippets", "huong ke o snippets", "huong de co 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 ke co 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 ke co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( huong ke co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("huong ke co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.