Perhaps you should try some spelling variations:
"tuong hoc trinh slippers" » "truong hoc trinh slippers", "tuong ho trinh slippers", "duong hoc trinh slippers", "tuong doc trinh slippers", "tuong hoc tinh slippers", "tuong hoc sinh slippers", "tuong hoc trinh slippery", "tuong hoc 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: (((("tuong hoc 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: (((("tuong hoc trinh slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tuong hoc trinh slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tuong hoc trinh slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.