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