Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"minh cau cua snippets" » "minh chau cua snippets", "sinh cau cua snippets", "minh can cua snippets", "minh cau qua snippets", "minh ca cua snippets", "minh cu 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: (((("minh cau 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: (((("minh cau cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( minh cau cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("minh cau cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.