Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tu tieng cay snippets" » "tu tieng han snippets", "tu giong cay snippets", "tu trong cay snippets", "luc tieng cay snippets", "tu tuong cay 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: (((("tu tieng 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: (((("tu tieng cay snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tu tieng cay snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tu tieng cay snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.