Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"using java java snippets" » "using data java snippets", "using java java slippers"
"vi trinh dao slippery" » "vi trinh do slippery", "vi trinh da slippery", "vi trinh dan slippery", "vi tinh dao slippery", "va trinh dao slippery", "viet trinh dao slippery", "vi trinh dao 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 trinh dao slippery\") OR (\"using java java snippets\"))) OR (\"locating bugs code snippets\"))~".
• Removing quotes may allow a broader search: (((( vi trinh dao slippery ) OR ( using java java snippets ))) OR ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("vi trinh dao slippery") OR ("using java java snippets"))) OR ("locating bugs code snippets"))*.