Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"minh tu cho snippets" » "minh thu cho snippets", "manh tu cho snippets", "tinh tu cho snippets", "minh tu choi snippets", "minh tu chon snippets", "minh cu cho 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: (((("minh tu cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("minh tu cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( minh tu cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("minh tu cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.