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