Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"van anh lam snippets" » "van thanh lam snippets", "van minh lam snippets", "tuan anh lam snippets", "van hanh lam snippets", "van xanh lam snippets", "van anh cam snippets"
"locating bug code slippers" » "locating bung code slippers", "locating bugs code slippers"

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

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