Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"using java java snippets" » "using data java snippets"
"vi minh vat slippery" » "vi sinh vat slippery", "vi minh va slippery", "vi dinh vat slippery", "vi tinh vat slippery", "vu minh vat slippery", "vi minh vat slippers"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("vi minh vat slippery") or ("using java java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("vi minh vat slippery") OR ("using java java snippets"))) OR ("locating bug core snippets"))*.
• Removing quotes may allow a broader search: (((( vi minh vat slippery ) or ( using java java snippets ))) or ( locating bug core snippets ))*.