Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dong nha moi snippets" » "dong nha code snippets", "dong nhan moi snippets", "dong nhat moi snippets", "dong ha moi snippets", "dong nha noi snippets", "dong nhap mon snippets", "dong nghe moi 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: (((("dong nha moi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dong nha moi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dong nha moi snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong nha moi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.