Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"khanh kiem vu snippets" » "hanh kem vu snippets", "thanh liem vu snippets", "phan kiem vu snippets", "khanh kiem va snippets", "khanh kiem thu snippets", "khanh kiem van snippets"
"locating bug core snippets" » "locating bug code 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 ("khanh kiem vu snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( khanh kiem vu snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("khanh kiem vu snippets"))) or ("locating bug core snippets"))*.