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