Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mau hinh che snippets" » "mau tinh che snippets", "mat chinh che snippets", "phau hinh che snippets", "mau chinh che snippets", "mau hinh he snippets", "mau dinh che 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: (((("mau hinh che snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mau hinh che snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mau hinh che snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mau hinh che snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.