Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"trang do dap snippets" » "trang o dap snippets", "tang do dap snippets", "trang de dap snippets", "trang doi dap snippets", "trang do dai snippets", "trang do dac snippets", "trang do dap slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("trang do dap snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trang do dap snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trang do dap snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trang do dap snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.