Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"khu cuc do snippets" » "khu cuc code snippets", "khu vuc do snippets", "thu cuc do snippets", "khu phuc do snippets", "khu cuc du snippets", "khu muc do snippets", "khu cuoc doi 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: (((("khu cuc do snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khu cuc do snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( khu cuc do snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khu cuc do snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.