Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tam danh cau snippets" » "tam danh code snippets", "nam danh cau snippets", "tam anh cau snippets", "tac danh cau snippets", "tam danh dau snippets", "tam danh ca snippets", "tam 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: (((("tam danh 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: (((("tam danh cau snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tam danh cau snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tam danh cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.