Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dngu java java snippets" » "ngu java java snippets"
"dung tin java snippets" » "dong tin java snippets", "luong tin java snippets", "dung tren java snippets", "dung trinh java snippets", "dung think java snippets", "dung tin va snippets"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dngu java java snippets") OR ("dung tin java snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"dngu java java snippets\") OR (\"dung tin java snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( dngu java java snippets ) OR ( dung tin java snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dngu java java snippets") OR ("dung tin java snippets"))) OR ("locating bug core snippets"))*.