Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"viec dat ca snippets" » "viec dat code snippets", "vien dai ca snippets", "vien da ca snippets", "viec va ca snippets", "viec dat cau snippets", "viec dat cua snippets", "viec dat va 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: (((("viec dat ca snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("viec dat ca snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( viec dat ca snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("viec dat ca snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.