Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cach bao cu snippets" » "cach nao cu snippets", "sach bao cu snippets", "cach giao cu snippets", "cach bao cua snippets", "cach tao cu snippets", "cach bao co 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: (((("cach bao cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cach bao cu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cach bao cu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cach bao cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.