Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"nhan dang da snippets" » "nhan dang code snippets", "nhan dan da snippets", "phan dang da snippets", "tran dang da snippets", "nhan dang dan snippets", "nhan dang do snippets", "nhan dong da snippets"
"python using java snippets" » "python using data 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: (((("nhan dang da snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhan dang da snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( nhan dang da snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhan dang da snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.