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