Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dong trinh hoa snippets" » "dong trinh code snippets", "cong trinh hoa snippets", "dong tinh hoa snippets", "dong tranh hoa snippets", "dong trinh do snippets", "dong trinh han snippets"
"data using java snippets" » "data using data snippets"

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

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