Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ve chinh hoi snippets" » "ve chinh khoa snippets", "ve chinh tri snippets", "ve hinh hoc snippets", "te chinh hoi snippets", "va chinh hoi snippets", "che chinh hoi snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("ve chinh hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ve chinh hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ve chinh hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ve chinh hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.