Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hau dan cac snippets" » "hau dan code snippets", "khau dan cac snippets", "hau can cac snippets", "hat dan cac snippets", "hau dan cach snippets", "hau dang cac snippets", "hau dan ca 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: (((("python using data snippets") or ("hau dan cac snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using data snippets") OR ("hau dan cac snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using data snippets ) or ( hau dan cac snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using data snippets") or ("hau dan cac snippets"))) or ("locating bug core snippets"))*.