Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"muc chat cay snippets" » "duoc chat cay snippets", "luc nhat cay snippets", "hoc chat cay snippets", "muc chat cam snippets", "muc chat cao snippets", "muc chat gay 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: (((("muc chat cay snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("muc chat cay snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( muc chat cay snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("muc chat cay snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.