Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"kim toan chi snippets" » "kiem toan chi snippets", "kim thanh chi snippets", "ke toan chi snippets", "kim toan cao snippets", "kim tai chi snippets", "kim luan chi 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: (((("kim toan chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("kim toan chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( kim toan chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("kim toan chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.