Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hat cau noi snippets" » "hat chau noi snippets", "dat cau noi snippets", "hat ca noi snippets", "hat cau hoi snippets", "hat cau doi snippets", "hat cach noi 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: (((("hat cau noi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hat cau noi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hat cau noi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hat cau noi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.