Perhaps you should try some spelling variations:
"viet trinh ly slippers" » "viet trung ly slippers", "viet thanh ly slippers", "viet trong ly slippers", "viet trinh ky slippers", "viet trinh do slippers", "viet trinh tu slippers", "viet trinh ly slippery", "viet trinh ly grippers"
"using java java snippets" » "using data 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: (((("viet trinh ly slippers") or ("using java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("viet trinh ly slippers") OR ("using java java snippets"))) OR ("locating bug code snippets"))*.
• Removing quotes may allow a broader search: (((( viet trinh ly slippers ) or ( using java java snippets ))) or ( locating bug code snippets ))*.