Perhaps you should try some spelling variations:
"hoang tran mach slippers" » "hoang tuan mach slippers", "hoang thanh mach slippers", "hoang van mach slippers", "hoang tran manh slippers", "hoang trinh mach slippers", "hoang trong mach slippers", "hoang tran mach slippery", "hoang tran mach 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: (((("hoang tran mach slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoang tran mach slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoang tran mach slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoang tran mach slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.