Perhaps you should try some spelling variations:
"locating bugs code slippers" » "locating bug code slippers"
"using raw java snippets" » "using real java snippets", "using a java snippets", "using low java snippets"
"van dung code snippets" » "van dung cong snippets", "van dung co snippets", "van dung de snippets", "van dong code snippets", "xay dung code snippets", "tin dung code snippets"

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

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