Perhaps you should try some spelling variations:
"nha thong java slippers" » "nha thong va slippers", "nha think java slippers", "nhan thong java slippers", "nhat thuong java slippers", "nghe thong java slippers", "nha thong java slippery", "nha thong 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: (((("nha thong 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: (((("nha thong java slippers") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nha thong java slippers ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nha thong java slippers") or ("using java java snippets"))) or ("locating bug code snippets"))*.