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