Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java code snippets" » "using data code snippets"
"doc hanh cac snippets" » "hoc hanh cac snippets", "duc hanh cac snippets", "doi hanh cac snippets", "doc hang cac snippets", "doc hanh cat snippets", "doc nhanh cay 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 (\"doc hanh cac snippets\"))) OR (\"locating bugs code snippets\"))~".
• Removing quotes may allow a broader search: (((( using java code snippets ) OR ( doc hanh cac snippets ))) OR ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") OR ("doc hanh cac snippets"))) OR ("locating bugs code snippets"))*.