Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"using java java snippets" » "using data java snippets", "using java java slippers"
"vi trung dao snippets" » "vi truong dao snippets", "vi trung dai snippets", "vi trong dao snippets", "va trung dao snippets", "viet trung dao snippets", "vien trung dao snippets", "vi trung dao 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: "((((\"vi trung dao snippets\") OR (\"using java java snippets\"))) OR (\"locating bugs code snippets\"))~".
• Removing quotes may allow a broader search: (((( vi trung dao snippets ) OR ( using java java snippets ))) OR ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("vi trung dao snippets") OR ("using java java snippets"))) OR ("locating bugs code snippets"))*.