Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"kho danh cua snippets" » "kho danh code snippets", "khao danh cua snippets", "khop danh cua snippets", "kho canh cua snippets", "kho doanh cua snippets", "kho manh cua snippets", "kho dinh cua 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: (((("kho danh cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("kho danh cua snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( kho danh cua snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("kho danh cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.