Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets"
"chung ngu java slippers" » "phuong ngu java slippers", "chung cu java slippers", "chung tu java slippers", "chung ngu va slippers", "chung ngu java slippery", "chung ngu 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: (((("chung ngu 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: (((("chung ngu java slippers") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chung ngu java slippers ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chung ngu java slippers") or ("using java java snippets"))) or ("locating bug code snippets"))*.