Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java code slippers"
"mang hoc code snippets" » "nang hoc code snippets", "bang hoc code snippets", "mang loc code snippets", "mang hoc co snippets", "mang hoc cong snippets", "mang hoc de snippets", "mang hoc code slippers"
"locating bug code 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 (\"mang hoc code snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( using java code snippets ) OR ( mang hoc code snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") OR ("mang hoc code snippets"))) OR ("locating bug code snippets"))*.