Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dong lua cau snippets" » "dong lua code snippets", "dong luan cau snippets", "dong luc cau snippets", "dong cua cau snippets", "dong luat cau snippets", "dong quan cau snippets"
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing 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: (((("dong lua cau snippets") OR ("python using data snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"dong lua cau snippets\") OR (\"python using data snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( dong lua cau snippets ) OR ( python using data snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong lua cau snippets") OR ("python using data snippets"))) OR ("locating bug core snippets"))*.