Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoach va chu snippets" » "hoach xay chu snippets", "hanh va chu snippets", "doanh va chu snippets", "hoach va che snippets", "hoach va cau snippets", "hoach va 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: (((("hoach va chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoach va chu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoach va chu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoach va chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.