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