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