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