Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tat can moi snippets" » "tat ca moi snippets", "bat can moi snippets", "tac can moi snippets", "tat ban moi snippets", "tat cac moi snippets", "tat chat moi 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: (((("tat can moi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tat can moi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tat can moi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tat can moi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.