Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"voi su quan snippets" » "voi su luan snippets", "voi qua quan snippets", "voi vu quang snippets", "voi suc quan snippets", "oi su quan snippets", "vi su quan snippets", "voi su quan 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: "((((\"voi su quan snippets\") OR (\"python using java snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( voi su quan snippets ) OR ( python using java snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("voi su quan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))*.