Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoi qua cay snippets" » "hoi cua cay snippets", "hoa qua cay snippets", "hai quan cay snippets", "hoi qua cac snippets", "hoi qua ca 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: (((("hoi qua cay snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoi qua cay snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoi qua cay snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoi qua cay snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.