Perhaps you should try some spelling variations:
"dusing java java snippets" » "using java java snippets", "dusing java java slippers"
"bi tinh java snippets" » "bi trinh java snippets", "bi think java snippets", "bi tinh va snippets", "vi tinh java snippets", "bi tinh 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: "((((\"dusing java java snippets\") OR (\"bi tinh java snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( dusing java java snippets ) OR ( bi tinh java snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("dusing java java snippets") OR ("bi tinh java snippets"))) OR ("locating bug code snippets"))*.