Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"thi hinh da snippets" » "thi hinh code snippets", "thi hanh da snippets", "thi minh da snippets", "thi thanh da snippets", "thi hinh dan snippets", "thi tinh da snippets", "thi hinh ha 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: (((("thi hinh 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: (((("thi hinh da snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( thi hinh da snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi hinh da snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.