Perhaps you should try some spelling variations:
"locatinhg bug code snippets" » "locating bug code snippets"
"using java core snippets" » "using data core snippets"
"trinh doc tin snippets" » "trinh do tin snippets", "trinh hoa tin snippets", "trinh co tin snippets", "trinh doc tinh snippets", "trinh hoc tin snippets", "trinh duc tin snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("using java core snippets") or ("trinh doc tin snippets"))) or ("locatinhg bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java core snippets") OR ("trinh doc tin snippets"))) OR ("locatinhg bug code snippets")).
• Removing quotes may allow a broader search: (((( using java core snippets ) or ( trinh doc tin snippets ))) or ( locatinhg bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using java core snippets") or ("trinh doc tin snippets"))) or ("locatinhg bug code snippets"))*.