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