Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"con cua tri snippets" » "cong cua tri snippets", "co cua tri snippets", "dong cua tri snippets", "con chua tri snippets", "con cua toi snippets", "con cua tai snippets", "con cua tri slippers"
"locating bug code snippets" » "locating bug code slippers", "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 cua tri 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 cua tri snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( con cua tri snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("con cua tri snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.