Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cong dan do snippets" » "cong dan code snippets", "cong san do snippets", "cong tan do snippets", "huong dan do snippets", "cong dang do snippets", "cong dan dao snippets", "cong doan do 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: (((("python using java snippets") OR ("cong dan do snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"python using java snippets\") OR (\"cong dan do snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( python using java snippets ) OR ( cong dan do snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") OR ("cong dan do snippets"))) OR ("locating bug core snippets"))*.