Perhaps you should try some spelling variations:
"tuong iao trinh snippets" » "tuong dao trinh snippets", "tuong mao trinh snippets", "tuong vao trinh snippets", "tuong giao trinh snippets", "tuong tao trinh snippets", "tuong lap trinh snippets", "tuong iao trinh slippers"
"dung java java snippets" » "dung va java snippets", "dung java java slippers"
"locating bug code snippets" » "locating bug code slippers", "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 iao trinh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tuong iao trinh snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tuong iao trinh snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tuong iao trinh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.