Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"se tam trinh snippets" » "se tao trinh snippets", "se tam tinh snippets", "se lap trinh snippets", "se lam trinh snippets", "su tam trinh snippets", "se tam trinh 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: (((("se tam trinh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("se tam trinh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( se tam trinh snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("se tam trinh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.