Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"lua viet cac snippets" » "lua viet code snippets", "luat viet cac snippets", "luan viet cac snippets", "cua viet cac snippets", "lua vien cac snippets", "lua viet ca snippets", "lua viet bac snippets"
"python using java snippets" » "python using data snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("lua viet cac snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"lua viet cac snippets\") OR (\"python using java snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( lua viet cac snippets ) OR ( python using java snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lua viet cac snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))*.