Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cua lang di snippets" » "cua dang di snippets", "cua hang di snippets", "cua nang di snippets", "cua lang dai snippets", "cua lang du 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 lang di 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 lang di snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cua lang di snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cua lang di snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.