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