Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung muon do snippets" » "dung muon code snippets", "cung muon do snippets", "dung nguon do snippets", "dung huong do snippets", "dung muong so snippets", "dung cuong do snippets", "dung luong do 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: (((("dung muon do snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung muon do snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dung muon do snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung muon do snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.