Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java code snippets" » "using data code snippets"
"dung duc hue snippets" » "duong duc hue snippets", "dang duc hue snippets", "dung du hue snippets", "dung duc huy snippets", "dung duy hue snippets", "dung duc hung snippets"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java code snippets") OR ("dung duc hue snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( dung duc hue snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("dung duc hue snippets"))) or ("locating bugs code snippets"))*.