Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets", "using java code slippers"
"nhung tri anh snippets" » "nhung bai anh snippets", "nhung bi anh snippets", "nhung gi anh snippets", "nhung tri hanh snippets", "nhung thi anh snippets", "nhung tai anh snippets", "nhung tri anh 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 (\"nhung tri anh snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( using java code snippets ) OR ( nhung tri anh snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") OR ("nhung tri anh snippets"))) OR ("locating bug code snippets"))*.