Perhaps you should try some spelling variations:
"nhanh thi van snippets" » "nhanh thai van snippets", "nhanh thuc van snippets", "nhan tai van snippets", "nhanh thi lan snippets", "nhanh thi hanh snippets", "nhanh thi nang snippets", "nhanh thi van slippers"
"using raw java snippets" » "using real java snippets", "using a java snippets", "using low java snippets", "using raw java 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: "((((\"nhanh thi van snippets\") OR (\"using raw java snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( nhanh thi van snippets ) OR ( using raw java snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("nhanh thi van snippets") OR ("using raw java snippets"))) OR ("locating bug code snippets"))*.