Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dan thi oi snippets" » "dang thi oi snippets", "tran thi oi snippets", "dinh thi oi snippets", "dan thi moi snippets", "dan thi ai snippets", "dan thi vi 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: (((("dan thi oi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dan thi oi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dan thi oi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dan thi oi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.