Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gian moi cho snippets" » "gian hoi cho snippets", "gia moi cho snippets", "gian mot cho snippets", "gian moi co snippets", "gian mo 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: (((("gian moi 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: (((("gian moi cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gian moi cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gian moi cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.