Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java code snippets" » "using data code snippets"
"dong hoi hoc snippets" » "dong hoc hoc snippets", "dong hoa hoc snippets", "tong hop hoc snippets", "dong khoa hoc snippets", "dong hoi chuc 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 code snippets\") OR (\"dong hoi hoc snippets\"))) OR (\"locating bugs code snippets\"))~".
• Removing quotes may allow a broader search: (((( using java code snippets ) OR ( dong hoi hoc snippets ))) OR ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") OR ("dong hoi hoc snippets"))) OR ("locating bugs code snippets"))*.