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