Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hanh tai hoe snippets" » "thanh tai hoe snippets", "hang tai hoe snippets", "han tai hoe snippets", "hanh tai he snippets", "hanh tai khoa snippets", "hanh thai hoc 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: (((("hanh tai hoe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hanh tai hoe snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hanh tai hoe snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh tai hoe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.