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"
"le danh tu snippets" » "le dinh tu snippets", "le anh tu snippets", "le manh tu snippets", "le hanh tu snippets", "le doanh thu snippets"

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

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