Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"nhan dan bo snippets" » "nhan dan code snippets", "phan dau bo snippets", "gian dan bo snippets", "nhan tai bo snippets", "nhan dan bao snippets", "nhan dan bon snippets", "nhan can bo 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 dan bo 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 dan bo snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( nhan dan bo snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhan dan bo snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.