Perhaps you should try some spelling variations:
"nhung phu java slippers" » "nhung pham java slippers", "nhung phat java slippers", "nhung khuc java slippers", "nhung ngu java slippers", "nhung phu va slippers", "nhung phu java slippery", "nhung phu java grippers"
"dung java java snippets" » "dung va 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: (((("nhung phu java slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhung phu java slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhung phu java slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhung phu java slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.