Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cho choi tre snippets" » "ho chi tre snippets", "tro choi tre snippets", "cho hoc tre snippets", "cho cho tre snippets", "cho tuoi tre snippets", "cho khoe tre 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 choi tre 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 choi tre snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cho choi tre snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cho choi tre snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.