Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tri cuu cua snippets" » "tri cua cua snippets", "tra cuu cua snippets", "trinh cuu cua snippets", "tri cau cua snippets", "tri cu cua snippets", "tri chu cua 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: (((("tri cuu cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tri cuu cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tri cuu cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tri cuu cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.