Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"danh hau ho snippets" » "danh hau code snippets", "danh dau ho snippets", "danh cau ho snippets", "doanh chau ho snippets", "danh nhau ho snippets", "danh huu ho snippets", "danh han ho snippets"
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data snippets"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("danh hau ho snippets") or ("python using data snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("danh hau ho snippets") OR ("python using data snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( danh hau ho snippets ) or ( python using data snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("danh hau ho snippets") or ("python using data snippets"))) or ("locating bug core snippets"))*.