Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"minh ai cho snippets" » "minh hai cho snippets", "minh lai cho snippets", "minh tai cho snippets", "minh ai choi snippets", "minh mai 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 ai 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 ai cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( minh ai cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("minh ai cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.