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