Perhaps you should try some spelling variations:
"huong linh trac slippers" » "phuong linh trac slippers", "cuong linh trac slippers", "vuong linh trac slippers", "huong sinh trac slippers", "huong anh trac slippers", "huong li trac slippers", "huong linh trac slippery", "huong linh trac 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: (((("huong linh trac slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("huong linh trac slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( huong linh trac slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("huong linh trac slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.