Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets"
"tru trinh java slippers" » "tra trinh java slippers", "tru tinh java slippers", "tieu trinh java slippers", "tru trinh java slippery", "tru 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: (((("tru 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: (((("tru trinh java slippers") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tru trinh java slippers ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tru trinh java slippers") or ("using java java snippets"))) or ("locating bug code snippets"))*.