Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hoc chat moi snippets" » "hoc chat code snippets", "hoc phat moi snippets", "hoc cao moi snippets", "hoc phan moi snippets", "hoc nhat moi snippets", "hoc thuat moi snippets", "hoc cho moi snippets"
"python using java snippets" » "python using data 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: (((("hoc chat moi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoc chat moi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( hoc chat moi snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoc chat moi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.