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