Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"using java code snippets" » "using data code snippets", "using java code slippers"
"lua dung thi snippets" » "qua dung thi snippets", "luan hung thi snippets", "qua duong thi snippets", "lua dung tai snippets", "lua dung tri snippets", "lua dung chi snippets", "lua dung thi slippers"

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 (\"lua dung thi snippets\"))) OR (\"locating bugs code snippets\"))~".
• Removing quotes may allow a broader search: (((( using java code snippets ) OR ( lua dung thi snippets ))) OR ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") OR ("lua dung thi snippets"))) OR ("locating bugs code snippets"))*.