Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tro cac chat snippets" » "tro cao chat snippets", "tro cac thuat snippets", "tro cac nha snippets", "tho cac chat snippets", "tao cac chat snippets", "tri cac chat 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: (((("tro cac chat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tro cac chat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tro cac chat snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tro cac chat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.