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