Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"danh ca ba snippets" » "dan ca ba snippets", "doanh cua ba snippets", "danh cho ba snippets", "danh ca bao snippets", "danh cac ba snippets", "danh cay ba snippets", "danh ca ba slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: "((((\"danh ca ba snippets\") OR (\"python using java snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( danh ca ba snippets ) OR ( python using java snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("danh ca ba snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))*.