Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khu cuu cach snippets" » "khu cuu cac snippets", "khu cuoc cach snippets", "khu cuu dac snippets", "khao cuu cach 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: (((("khu cuu cach snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khu cuu cach snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khu cuu cach snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khu cuu cach snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.