Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets"
"van quang va slippers" » "van quan va slippers", "tran quang va slippers", "van tuan va slippers", "van quang van slippers", "van quang ma slippers", "van quang va slippery", "van quang va grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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 java java snippets") or ("van quang va slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java java snippets") OR ("van quang va slippers"))) OR ("locating bug code snippets"))*.
• Removing quotes may allow a broader search: (((( using java java snippets ) or ( van quang va slippers ))) or ( locating bug code snippets ))*.