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