Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"van trinh java snippets" » "van thinh java snippets", "van tinh java snippets", "dan trinh java snippets", "van trinh java slippers"
"dung lua code snippets" » "dung luan code snippets", "dung luat code snippets", "dung cua code snippets", "dung bug code snippets", "dung lbm code snippets", "dung lua code 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: "((((\"van trinh java snippets\") OR (\"dung lua code snippets\"))) OR (\"locating bugs code snippets\"))~".
• Removing quotes may allow a broader search: (((( van trinh java snippets ) OR ( dung lua code snippets ))) OR ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("van trinh java snippets") OR ("dung lua code snippets"))) OR ("locating bugs code snippets"))*.