Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"koh tong cuc snippets" » "koh dong cuc snippets", "noi tong cuc snippets", "anh tong cuc snippets", "koh trong cuoc snippets", "koh thong cua snippets", "koh cong chuc 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: (((("koh tong cuc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("koh tong cuc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( koh tong cuc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("koh tong cuc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.