Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets"
"dong tinh java slippers" » "dong kinh java slippers", "dong tin java slippers", "cong tinh java slippers", "dong trinh java slippers", "dong think java slippers", "dong tinh va slippers", "dong tinh java slippery", "dong tinh java 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: (((("dong tinh java slippers") or ("using java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dong tinh java slippers") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong tinh java slippers ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong tinh java slippers") or ("using java java snippets"))) or ("locating bug code snippets"))*.