Perhaps you should try some spelling variations:
"data using java snippets" » "data using data snippets", "data using java slippers"
"luong tai dan snippets" » "dung tai dan snippets", "luong va dan snippets", "luong tai san snippets", "luong tai ban snippets", "luong thi dan snippets", "luong tai dan 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: (((("luong tai dan snippets") or ("data using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luong tai dan snippets") OR ("data using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luong tai dan snippets ) or ( data using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luong tai dan snippets") or ("data using java snippets"))) or ("locating bug code snippets"))*.