Perhaps you should try some spelling variations:
"using data java slippery" » "using java java slippery", "using sat java slippery", "missing data java slippery", "using data java slippers"
"va vung va snippets" » "van vung va snippets", "vat vung va snippets", "va ung va snippets", "va dung va snippets", "va luong va snippets", "va duong va snippets", "va vung va slippers"
"locating bug code snippets" » "locating bug code slippers", "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.

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