Perhaps you should try some spelling variations:
"nhung chi phi slippers" » "chung chi phi slippers", "nhung chu phi slippers", "nhung thi phi slippers", "nhung chi phai slippers", "nhung chi phi slippery", "nhung chi phi 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 chi phi 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 chi phi slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhung chi phi slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhung chi phi slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.