Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tho danh cau snippets" » "tho danh code snippets", "tho dan cau snippets", "kho danh cau snippets", "pho danh cau snippets", "tho danh dau snippets", "tho danh ca snippets", "tho danh hau 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: (((("tho danh cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tho danh cau snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tho danh cau snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tho danh cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.