Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using sat snippets" » "python using data snippets", "python using a snippets", "python using raw snippets"
"cau noi sinh snippets" » "cau hoi sinh snippets", "cau vi sinh snippets", "cau hoa sinh snippets", "cau doi sinh snippets", "cach noi sinh snippets"

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

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