Perhaps you should try some spelling variations:
"hang cua trinh slippers" » "hang qua trinh slippers", "hang cua tinh slippers", "hang xuan trinh slippers", "mang cua trinh slippers", "hang ca trinh slippers", "huong cua trinh slippers", "hang cua trinh slippery", "hang cua 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: (((("hang cua 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: (((("hang cua trinh slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hang cua trinh slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hang cua trinh slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.