Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"don tinh dan snippets" » "doan tinh dan snippets", "dong tinh dan snippets", "den tinh dan snippets", "don trinh dan snippets", "don tinh da snippets", "don binh dan snippets", "don tinh dan slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("don tinh dan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("don tinh dan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( don tinh dan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("don tinh dan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.