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