Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets", "using java code slippers"
"duc viet theo snippets" » "duc viet tien snippets", "duc viet thuc snippets", "duc viet tiep snippets", "tuc viet theo snippets", "thuc viet theo snippets", "nuoc viet theo snippets", "duc viet theo 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.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java code snippets") OR ("duc viet theo snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( duc viet theo snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("duc viet theo snippets"))) or ("locating bug code snippets"))*.