Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hao khung co snippets" » "hao hung co snippets", "cao chung co snippets", "ho chung co snippets", "hao khong co snippets", "hao chung co snippets", "hao chung cho 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: (((("hao khung co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hao khung co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hao khung co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hao khung co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.