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