Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data snippets"
"bao cua hieu snippets" » "bao cua chieu snippets", "bao cua dieu snippets", "bao cuu hieu snippets", "ban cua hieu snippets", "bai cua hieu snippets", "bao lua hieu snippets"

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

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