Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets"
"qui trinh java slippers" » "qua trinh java slippers", "quy trinh java slippers", "thi trinh java slippers", "qui trinh java slippery", "qui trinh java grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("qui trinh 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: (((("qui trinh java slippers") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( qui trinh java slippers ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("qui trinh java slippers") or ("using java java snippets"))) or ("locating bug code snippets"))*.