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