Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cho va que snippets" » "cho vay que snippets", "choi va que snippets", "chon va que snippets", "cho van que snippets", "cho va quy snippets", "cho va qua 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: (((("cho va que snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cho va que snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cho va que snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cho va que snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.