Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"minh dao de snippets" » "minh danh de snippets", "minh giao de snippets", "lanh dao de snippets", "minh dao den snippets", "minh nao de snippets", "minh dai de 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 dao de 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 dao de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( minh dao de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("minh dao de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.