Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cha tinh da snippets" » "chau tinh da snippets", "cham tinh da snippets", "chai tinh da snippets", "cha tinh va snippets", "cha tinh gia snippets", "cha tinh lao 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: (((("cha tinh da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cha tinh da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cha tinh da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cha tinh da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.