Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java code snippets" » "using data code snippets"
"dung hoc con snippets" » "dong hoc con snippets", "dung thuoc con snippets", "trung hoc con snippets", "dung hoc cong snippets", "dung hoc cuon snippets", "dung hoc co 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 (\"dung hoc con snippets\"))) OR (\"locating bugs code snippets\"))~".
• Removing quotes may allow a broader search: (((( using java code snippets ) OR ( dung hoc con snippets ))) OR ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") OR ("dung hoc con snippets"))) OR ("locating bugs code snippets"))*.