Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dai van cuc snippets" » "dai van code snippets", "dao van cuc snippets", "dai han cuc snippets", "dai va cuc snippets", "dai van duc snippets", "dai van luc snippets", "dai van cu 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: (((("dai van cuc snippets") or ("python using data snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dai van cuc snippets") OR ("python using data snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dai van cuc snippets ) or ( python using data snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dai van cuc snippets") or ("python using data snippets"))) or ("locating bug core snippets"))*.