Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ban doi canh snippets" » "ban doi hanh snippets", "ban boi canh snippets", "ban do canh snippets", "ban moi canh snippets", "ban dai canh 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: (((("ban doi canh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ban doi canh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ban doi canh snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ban doi canh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.