Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hanh ma can snippets" » "hanh mau can snippets", "hanh may can snippets", "hanh va can snippets", "hanh mao can snippets", "hanh mat can snippets", "hanh ma van 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 ma can 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 ma can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hanh ma can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh ma can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.