Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets", "using java code slippers"
"tuong hoi dat snippets" » "truong hoi dat snippets", "tuong ho dat snippets", "duong hoi dat snippets", "tuong hoi dap snippets", "tuong hoi dan snippets", "tuong hoc dat snippets", "tuong hoi dat slippers"
"locating bug code snippets" » "locating bug core snippets", "locating bug code slippers", "locating bung code snippets", "locating bugs code 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 java code snippets\") OR (\"tuong hoi dat snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( using java code snippets ) OR ( tuong hoi dat snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") OR ("tuong hoi dat snippets"))) OR ("locating bug code snippets"))*.