Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"hoc qua co snippets" » "hoc quan co snippets", "hoc cua co snippets", "hoc quy co snippets", "hoc qua con snippets", "hoc qua ca 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: "((((\"hoc qua co snippets\") OR (\"python using java snippets\"))) OR (\"locating bugs code snippets\"))~".
• Removing quotes may allow a broader search: (((( hoc qua co snippets ) OR ( python using java snippets ))) OR ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("hoc qua co snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets"))*.