Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"muc chat doc snippets" » "muc chat code snippets", "duoc chat doc snippets", "luc nhat doc snippets", "hoc chat doc snippets", "muc chat hoc snippets", "muc chau doc snippets", "muc thuat doc snippets"
"python using java snippets" » "python using 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: (((("muc chat doc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("muc chat doc snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( muc chat doc snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("muc chat doc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.