Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dap cau chap snippets" » "dap cau cham snippets", "dap cau chan snippets", "dap cau phap snippets", "dat cau chap snippets", "da cau chap snippets", "dao cau chap 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: (((("dap cau chap snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dap cau chap snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dap cau chap snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dap cau chap snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.