Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"ngu danh cau snippets" » "ngu danh code snippets", "ngu anh cau snippets", "ngu dan cau snippets", "ngan danh cau snippets", "ngu danh dau snippets", "ngu danh ca snippets", "ngu danh hau 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: (((("python using java snippets") or ("ngu danh cau snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("ngu danh cau snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( ngu danh cau snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("ngu danh cau snippets"))) or ("locating bug core snippets"))*.