Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java code slippers" » "using data code slippers"
"dung trung v snippets" » "dung trong v snippets", "quang trung v snippets", "truong trung v snippets", "dung truong v snippets", "dung trung va snippets", "dung trung vu 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 slippers") OR ("dung trung v snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code slippers ) or ( dung trung v snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code slippers") or ("dung trung v snippets"))) or ("locating bugs code snippets"))*.