Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"minh vao vat snippets" » "minh dao vat snippets", "minh va vat snippets", "minh giao vat snippets", "minh van vat snippets", "minh tao vat snippets", "minh vao vat slippers"
"locating bug code snippets" » "locating bug code slippers", "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 vao vat 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 vao vat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( minh vao vat snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("minh vao vat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.