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