Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dap dao dong snippets" » "dap lao dong snippets", "dap ha dong snippets", "dap bat dong snippets", "dan dao dong snippets", "tap dao dong snippets", "phap dao dong 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 dao dong 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 dao dong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dap dao dong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dap dao dong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.