Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tuc hanh cua snippets" » "thuc hanh cua snippets", "tuc thanh cua snippets", "duc hanh cua snippets", "tuc manh cua snippets", "tuc hang cua snippets", "tuc hanh sua 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: (((("tuc hanh cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tuc hanh cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tuc hanh cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tuc hanh cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.