Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"iao trinh co snippets" » "iao trinh code snippets", "giao trinh co snippets", "tao trinh co snippets", "lap trinh co snippets", "iao trinh do snippets", "iao trinh cong snippets", "iao trinh hoa 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: (((("iao trinh co snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("iao trinh co snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( iao trinh co snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("iao trinh co snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.