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