Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cua lam son snippets" » "cua tam son snippets", "cua nam son snippets", "cua am son snippets", "cua lam san snippets", "cua lam sang snippets", "cua lang son 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 lam son 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 lam son snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cua lam son snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cua lam son snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.