Perhaps you should try some spelling variations:
"mot nguoi java slippers" » "mot nguoi va slippers", "mot ngu java slippers", "mot nguoi bana slippers", "moi nguoi java slippers", "con nguoi java slippers", "toc nguoi java slippers", "mot nguoi java slippery", "mot nguoi java grippers"
"using java java snippets" » "using data java snippets"
"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: (((("mot nguoi 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: (((("mot nguoi java slippers") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mot nguoi java slippers ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mot nguoi java slippers") or ("using java java snippets"))) or ("locating bug code snippets"))*.