Perhaps you should try some spelling variations:
"using java code slippers" » "using data code slippers"
"tran linh hai snippets" » "tran dinh hai snippets", "tran minh hai snippets", "tran vinh hai snippets", "tran tinh hai snippets", "tran lanh hai snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs 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 java code slippers") or ("tran linh hai snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java code slippers") OR ("tran linh hai snippets"))) OR ("locating bug code snippets"))*.
• Removing quotes may allow a broader search: (((( using java code slippers ) or ( tran linh hai snippets ))) or ( locating bug code snippets ))*.