Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tong cua ve snippets" » "thong cua ve snippets", "trong cua ve snippets", "tuong cua ve snippets", "tong cua vi snippets", "tong cua te snippets", "tong cua vu 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: (((("tong cua ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tong cua ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tong cua ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tong cua ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.