Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gioi con cac snippets" » "gioi co cac snippets", "gioi bon cac snippets", "gioi can cac snippets", "gioi chon cac snippets", "gioi cong cac 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: (((("gioi con cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("gioi con cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gioi con cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gioi con cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.