Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cua sua cu snippets" » "cua su cu snippets", "cua rua cu snippets", "chuan sua cu snippets", "cua cua cu snippets", "cua qua cu 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: (((("cua sua cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cua sua cu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cua sua cu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cua sua cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.