Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ham bo cai snippets" » "nam bo cai snippets", "ham so cai snippets", "pham bao cai snippets", "ham bo tai snippets", "ham bo cau snippets", "ham bo cam 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: (((("ham bo cai snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ham bo cai snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ham bo cai snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ham bo cai snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.