Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"minh hat ke snippets" » "minh nhat ke snippets", "minh hai ke snippets", "minh ha ke snippets", "minh hat de snippets", "minh hat le snippets", "minh hoat keo 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 hat ke 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 hat ke snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( minh hat ke snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("minh hat ke snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.