Perhaps you should try some spelling variations:
"cong xuan trinh slippers" » "cong qua trinh slippers", "cong xuan dinh slippers", "cong xuan kinh slippers", "dong xuan trinh slippers", "cong luan trinh slippers", "cong tuan trinh slippers", "cong xuan trinh slippery", "cong xuan 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"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("cong xuan 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: (((("cong xuan trinh slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cong xuan trinh slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong xuan trinh slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.