Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cay vong doi snippets" » "cay cong doi snippets", "cay hong doi snippets", "day vong doi snippets", "cay trong doi snippets", "cay huong doi snippets", "cay dung doi 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: (((("cay vong doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cay vong doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cay vong doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cay vong doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.