Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cau thai son snippets" » "cau thi son snippets", "ca thai son snippets", "cap thai son snippets", "cau thai den snippets", "cau thai do snippets", "cau thai hoc 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: (((("cau thai 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: (((("cau thai son snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cau thai son snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cau thai son snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.