Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cong dan cac snippets" » "cong dan code snippets", "cong san cac snippets", "cong tan cac snippets", "huong dan cac snippets", "cong dan cach snippets", "cong dang cac snippets", "cong dan ca 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: (((("cong dan 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: "((((\"cong dan cac snippets\") OR (\"python using java snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( cong dan cac snippets ) OR ( python using java snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong dan cac snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))*.