Perhaps you should try some spelling variations:
"doi xua trinh slippers" » "doi xuan trinh slippers", "doi qua trinh slippers", "doi quy trinh slippers", "doi cua trinh slippers", "doi xa trinh slippers", "hoi xuat trinh slippers", "doi xua trinh slippery", "doi xua 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: (((("doi xua 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: (((("doi xua trinh slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( doi xua trinh slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doi xua trinh slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.