Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"minh vuc cua snippets" » "minh duc cua snippets", "linh vuc cua snippets", "minh ruc cua snippets", "minh luc cua snippets", "minh tuc cua snippets", "minh uc cua 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 vuc cua 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 vuc cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( minh vuc cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("minh vuc cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.