Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chieu day cu snippets" » "chien dau cu snippets", "chieu cao cu snippets", "hieu dac cu snippets", "chieu day cua snippets", "chieu day chu snippets", "chieu day du 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: (((("chieu day 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: (((("chieu day cu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chieu day cu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chieu day cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.