Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cua con hong snippets" » "cua con song snippets", "cua cong thong snippets", "cua cong khong snippets", "cua cong hong snippets", "cua co hong snippets", "cua can hong 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 con hong 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 con hong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cua con hong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cua con hong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.