Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dan dieu ho snippets" » "dang dieu ho snippets", "doan dieu ho snippets", "da dieu ho snippets", "dan dieu hoa snippets", "dan dieu nho snippets", "dan dieu 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: (((("dan dieu 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: (((("dan dieu ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dan dieu ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dan dieu ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.