Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"ba truong bo snippets" » "ba truong code snippets", "xa truong bo snippets", "bo truong bo snippets", "ba trung bo snippets", "ba truong cao snippets", "ba truong dao snippets"
"using java java snippets" » "using data java snippets"

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"using java java snippets\") OR (\"ba truong bo snippets\"))) OR (\"locating bug core snippets\"))~".
• Removing quotes may allow a broader search: (((( using java java snippets ) OR ( ba truong bo snippets ))) OR ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java java snippets") OR ("ba truong bo snippets"))) OR ("locating bug core snippets"))*.