Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"hoa van ca snippets" » "hoa dan ca snippets", "hoang van ca snippets", "hoa phan ca snippets", "hoa van cau snippets", "hoa van cua 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: "((((\"hoa van ca snippets\") OR (\"python using java snippets\"))) OR (\"locating bugs code snippets\"))~".
• Removing quotes may allow a broader search: (((( hoa van ca snippets ) OR ( python using java snippets ))) OR ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("hoa van ca snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets"))*.