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