Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"data using java snippets" » "data using data snippets"
"dong cuc do snippets" » "dong luc do snippets", "dong cua do snippets", "tong cuc do snippets", "dong cuc du snippets", "dong muc do snippets", "dong cuoc doi 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: "((((\"data using java snippets\") OR (\"dong cuc do snippets\"))) OR (\"locating bugs code snippets\"))~".
• Removing quotes may allow a broader search: (((( data using java snippets ) OR ( dong cuc do snippets ))) OR ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("data using java snippets") OR ("dong cuc do snippets"))) OR ("locating bugs code snippets"))*.