Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"hoc do den snippets" » "hoc doi den snippets", "hoc co den snippets", "hoc bo den snippets", "hoc dao den snippets", "hoc do dien snippets", "hoc don den 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 do den snippets\") OR (\"python using java snippets\"))) OR (\"locating bugs code snippets\"))~".
• Removing quotes may allow a broader search: (((( hoc do den snippets ) OR ( python using java snippets ))) OR ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("hoc do den snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets"))*.