Perhaps you should try some spelling variations:
"locating bbug code snippets" » "locating bug code snippets"
"using java java snippets" » "using data java snippets"
"van trong co snippets" » "van truong co snippets", "vang trong co snippets", "ban trong co snippets", "van trong ca snippets", "van trong cong snippets", "van trong cuoc 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: "((((\"van trong co snippets\") OR (\"using java java snippets\"))) OR (\"locating bbug code snippets\"))~".
• Removing quotes may allow a broader search: (((( van trong co snippets ) OR ( using java java snippets ))) OR ( locating bbug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("van trong co snippets") OR ("using java java snippets"))) OR ("locating bbug code snippets"))*.