Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hop cua cha snippets" » "hoc cua cha snippets", "hoi cua cha snippets", "hoa cua cha snippets", "hop cua chu snippets", "hop cua nha snippets", "hop chua chay 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: (((("hop cua cha snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hop cua cha snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hop cua cha snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hop cua cha snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.