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

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"vi kinh vat slippery\") OR (\"using java java snippets\"))) OR (\"locating bug core snippets\"))~".
• Removing quotes may allow a broader search: (((( vi kinh vat slippery ) OR ( using java java snippets ))) OR ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("vi kinh vat slippery") OR ("using java java snippets"))) OR ("locating bug core snippets"))*.