Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"biet doi dan snippets" » "bien doi dan snippets", "biet noi dan snippets", "viet doi dan snippets", "biet hoi dan snippets", "biet doi ban snippets", "biet doi dau snippets", "biet doi 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: (((("biet doi 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: (((("biet doi dan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( biet doi dan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("biet doi dan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.